Home / 7,434.48-10,259.19-4,247.15

Finding the Fourth Proportional to 7,434.48, 10,259.19 and 4,247.15

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Solution

The fourth proportional to 7,434.48, 10,259.19 and 4,247.15 is: 5,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.48 : 10,259.19 = 4,247.15 : x
  2. Step 2: Convert to fraction form
    7,434.48/10,259.19 = 4,247.15/x
  3. Step 3: Cross multiply
    7,434.48x = 10,259.19 × 4,247.15
  4. Step 4: Simplify right side
    7,434.48x = 43,572,318.81
  5. Step 5: Solve for x
    x = 43,572,318.81/7,434.48
  6. Step 6: Final answer
    x = 5,860.84

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Half scale
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Double scale
Find fourth proportional to 7,435.48, 10,260.57 and 4,248.15
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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.