Home / 10,625.85-14,662.49-5,909.85

Finding the Fourth Proportional to 10,625.85, 14,662.49 and 5,909.85

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Solution

The fourth proportional to 10,625.85, 14,662.49 and 5,909.85 is: 8,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.85 : 14,662.49 = 5,909.85 : x
  2. Step 2: Convert to fraction form
    10,625.85/14,662.49 = 5,909.85/x
  3. Step 3: Cross multiply
    10,625.85x = 14,662.49 × 5,909.85
  4. Step 4: Simplify right side
    10,625.85x = 86,653,086.98
  5. Step 5: Solve for x
    x = 86,653,086.98/10,625.85
  6. Step 6: Final answer
    x = 8,154.93

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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.