Home / 10,411.38-15,610.59-4,862.34

Finding the Fourth Proportional to 10,411.38, 15,610.59 and 4,862.34

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Solution

The fourth proportional to 10,411.38, 15,610.59 and 4,862.34 is: 7,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,411.38 : 15,610.59 = 4,862.34 : x
  2. Step 2: Convert to fraction form
    10,411.38/15,610.59 = 4,862.34/x
  3. Step 3: Cross multiply
    10,411.38x = 15,610.59 × 4,862.34
  4. Step 4: Simplify right side
    10,411.38x = 75,903,996.18
  5. Step 5: Solve for x
    x = 75,903,996.18/10,411.38
  6. Step 6: Final answer
    x = 7,290.48

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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.