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Finding the Fourth Proportional to 8,925.77, 13,389.41 and 2,351.97

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Solution

The fourth proportional to 8,925.77, 13,389.41 and 2,351.97 is: 3,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.77 : 13,389.41 = 2,351.97 : x
  2. Step 2: Convert to fraction form
    8,925.77/13,389.41 = 2,351.97/x
  3. Step 3: Cross multiply
    8,925.77x = 13,389.41 × 2,351.97
  4. Step 4: Simplify right side
    8,925.77x = 31,491,490.64
  5. Step 5: Solve for x
    x = 31,491,490.64/8,925.77
  6. Step 6: Final answer
    x = 3,528.15

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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.