Home / 7,408.76-10,220.66-4,263.13

Finding the Fourth Proportional to 7,408.76, 10,220.66 and 4,263.13

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Solution

The fourth proportional to 7,408.76, 10,220.66 and 4,263.13 is: 5,881.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.76 : 10,220.66 = 4,263.13 : x
  2. Step 2: Convert to fraction form
    7,408.76/10,220.66 = 4,263.13/x
  3. Step 3: Cross multiply
    7,408.76x = 10,220.66 × 4,263.13
  4. Step 4: Simplify right side
    7,408.76x = 43,571,951.16
  5. Step 5: Solve for x
    x = 43,571,951.16/7,408.76
  6. Step 6: Final answer
    x = 5,881.14

Related Problems

Find fourth proportional to 3,704.38, 5,110.33 and 2,131.56
Half scale
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Double scale
Find fourth proportional to 7,409.76, 10,222.04 and 4,264.13
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.