Home / 10,331.97-14,263.97-7,904.77

Finding the Fourth Proportional to 10,331.97, 14,263.97 and 7,904.77

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Solution

The fourth proportional to 10,331.97, 14,263.97 and 7,904.77 is: 10,913.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.97 : 14,263.97 = 7,904.77 : x
  2. Step 2: Convert to fraction form
    10,331.97/14,263.97 = 7,904.77/x
  3. Step 3: Cross multiply
    10,331.97x = 14,263.97 × 7,904.77
  4. Step 4: Simplify right side
    10,331.97x = 112,753,402.14
  5. Step 5: Solve for x
    x = 112,753,402.14/10,331.97
  6. Step 6: Final answer
    x = 10,913.06

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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.