Home / 8,395.18-11,593.13-5,416.13

Finding the Fourth Proportional to 8,395.18, 11,593.13 and 5,416.13

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Solution

The fourth proportional to 8,395.18, 11,593.13 and 5,416.13 is: 7,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.18 : 11,593.13 = 5,416.13 : x
  2. Step 2: Convert to fraction form
    8,395.18/11,593.13 = 5,416.13/x
  3. Step 3: Cross multiply
    8,395.18x = 11,593.13 × 5,416.13
  4. Step 4: Simplify right side
    8,395.18x = 62,789,901.09
  5. Step 5: Solve for x
    x = 62,789,901.09/8,395.18
  6. Step 6: Final answer
    x = 7,479.28

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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.