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Finding the Fourth Proportional to 9,326.01, 13,989 and 6,395.43

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Solution

The fourth proportional to 9,326.01, 13,989 and 6,395.43 is: 9,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.01 : 13,989 = 6,395.43 : x
  2. Step 2: Convert to fraction form
    9,326.01/13,989 = 6,395.43/x
  3. Step 3: Cross multiply
    9,326.01x = 13,989 × 6,395.43
  4. Step 4: Simplify right side
    9,326.01x = 89,465,670.27
  5. Step 5: Solve for x
    x = 89,465,670.27/9,326.01
  6. Step 6: Final answer
    x = 9,593.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.