Home / 10,529.88-15,790.02-3,599.64

Finding the Fourth Proportional to 10,529.88, 15,790.02 and 3,599.64

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Solution

The fourth proportional to 10,529.88, 15,790.02 and 3,599.64 is: 5,397.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.88 : 15,790.02 = 3,599.64 : x
  2. Step 2: Convert to fraction form
    10,529.88/15,790.02 = 3,599.64/x
  3. Step 3: Cross multiply
    10,529.88x = 15,790.02 × 3,599.64
  4. Step 4: Simplify right side
    10,529.88x = 56,838,387.59
  5. Step 5: Solve for x
    x = 56,838,387.59/10,529.88
  6. Step 6: Final answer
    x = 5,397.82

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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.