Home / 10,725.30-16,087.95-8,866.35

Finding the Fourth Proportional to 10,725.30, 16,087.95 and 8,866.35

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Solution

The fourth proportional to 10,725.30, 16,087.95 and 8,866.35 is: 13,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.30 : 16,087.95 = 8,866.35 : x
  2. Step 2: Convert to fraction form
    10,725.30/16,087.95 = 8,866.35/x
  3. Step 3: Cross multiply
    10,725.30x = 16,087.95 × 8,866.35
  4. Step 4: Simplify right side
    10,725.30x = 142,641,395.48
  5. Step 5: Solve for x
    x = 142,641,395.48/10,725.30
  6. Step 6: Final answer
    x = 13,299.53

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.