Home / 10,385.06-14,331.68-5,908.77

Finding the Fourth Proportional to 10,385.06, 14,331.68 and 5,908.77

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Solution

The fourth proportional to 10,385.06, 14,331.68 and 5,908.77 is: 8,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385.06 : 14,331.68 = 5,908.77 : x
  2. Step 2: Convert to fraction form
    10,385.06/14,331.68 = 5,908.77/x
  3. Step 3: Cross multiply
    10,385.06x = 14,331.68 × 5,908.77
  4. Step 4: Simplify right side
    10,385.06x = 84,682,666.99
  5. Step 5: Solve for x
    x = 84,682,666.99/10,385.06
  6. Step 6: Final answer
    x = 8,154.28

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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.