Home / 10,385.52-14,328.91-6,136.97

Finding the Fourth Proportional to 10,385.52, 14,328.91 and 6,136.97

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Solution

The fourth proportional to 10,385.52, 14,328.91 and 6,136.97 is: 8,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385.52 : 14,328.91 = 6,136.97 : x
  2. Step 2: Convert to fraction form
    10,385.52/14,328.91 = 6,136.97/x
  3. Step 3: Cross multiply
    10,385.52x = 14,328.91 × 6,136.97
  4. Step 4: Simplify right side
    10,385.52x = 87,936,035.46
  5. Step 5: Solve for x
    x = 87,936,035.46/10,385.52
  6. Step 6: Final answer
    x = 8,467.18

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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.