Home / 11,205.49-15,463.45-6,169.61

Finding the Fourth Proportional to 11,205.49, 15,463.45 and 6,169.61

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Solution

The fourth proportional to 11,205.49, 15,463.45 and 6,169.61 is: 8,513.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.49 : 15,463.45 = 6,169.61 : x
  2. Step 2: Convert to fraction form
    11,205.49/15,463.45 = 6,169.61/x
  3. Step 3: Cross multiply
    11,205.49x = 15,463.45 × 6,169.61
  4. Step 4: Simplify right side
    11,205.49x = 95,403,363.01
  5. Step 5: Solve for x
    x = 95,403,363.01/11,205.49
  6. Step 6: Final answer
    x = 8,513.99

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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.