Home / 10,644.16-15,957.30-4,635.74

Finding the Fourth Proportional to 10,644.16, 15,957.30 and 4,635.74

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Solution

The fourth proportional to 10,644.16, 15,957.30 and 4,635.74 is: 6,949.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.16 : 15,957.30 = 4,635.74 : x
  2. Step 2: Convert to fraction form
    10,644.16/15,957.30 = 4,635.74/x
  3. Step 3: Cross multiply
    10,644.16x = 15,957.30 × 4,635.74
  4. Step 4: Simplify right side
    10,644.16x = 73,973,893.90
  5. Step 5: Solve for x
    x = 73,973,893.90/10,644.16
  6. Step 6: Final answer
    x = 6,949.72

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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.