Home / 10,035.90-15,052.64-2,640.92

Finding the Fourth Proportional to 10,035.90, 15,052.64 and 2,640.92

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Solution

The fourth proportional to 10,035.90, 15,052.64 and 2,640.92 is: 3,961.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.90 : 15,052.64 = 2,640.92 : x
  2. Step 2: Convert to fraction form
    10,035.90/15,052.64 = 2,640.92/x
  3. Step 3: Cross multiply
    10,035.90x = 15,052.64 × 2,640.92
  4. Step 4: Simplify right side
    10,035.90x = 39,752,818.03
  5. Step 5: Solve for x
    x = 39,752,818.03/10,035.90
  6. Step 6: Final answer
    x = 3,961.06

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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.