Home / 10,328.28-15,454.14-6,170.55

Finding the Fourth Proportional to 10,328.28, 15,454.14 and 6,170.55

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Solution

The fourth proportional to 10,328.28, 15,454.14 and 6,170.55 is: 9,232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.28 : 15,454.14 = 6,170.55 : x
  2. Step 2: Convert to fraction form
    10,328.28/15,454.14 = 6,170.55/x
  3. Step 3: Cross multiply
    10,328.28x = 15,454.14 × 6,170.55
  4. Step 4: Simplify right side
    10,328.28x = 95,360,543.58
  5. Step 5: Solve for x
    x = 95,360,543.58/10,328.28
  6. Step 6: Final answer
    x = 9,232.95

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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.