Home / 7,699.41-10,622.67-4,712.13

Finding the Fourth Proportional to 7,699.41, 10,622.67 and 4,712.13

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Solution

The fourth proportional to 7,699.41, 10,622.67 and 4,712.13 is: 6,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699.41 : 10,622.67 = 4,712.13 : x
  2. Step 2: Convert to fraction form
    7,699.41/10,622.67 = 4,712.13/x
  3. Step 3: Cross multiply
    7,699.41x = 10,622.67 × 4,712.13
  4. Step 4: Simplify right side
    7,699.41x = 50,055,401.99
  5. Step 5: Solve for x
    x = 50,055,401.99/7,699.41
  6. Step 6: Final answer
    x = 6,501.20

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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.