Home / 10,641.17-15,960.77-5,017.55

Finding the Fourth Proportional to 10,641.17, 15,960.77 and 5,017.55

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Solution

The fourth proportional to 10,641.17, 15,960.77 and 5,017.55 is: 7,525.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.17 : 15,960.77 = 5,017.55 : x
  2. Step 2: Convert to fraction form
    10,641.17/15,960.77 = 5,017.55/x
  3. Step 3: Cross multiply
    10,641.17x = 15,960.77 × 5,017.55
  4. Step 4: Simplify right side
    10,641.17x = 80,083,889.55
  5. Step 5: Solve for x
    x = 80,083,889.55/10,641.17
  6. Step 6: Final answer
    x = 7,525.85

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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.