Home / 9,275.68-13,915.34-3,432.34

Finding the Fourth Proportional to 9,275.68, 13,915.34 and 3,432.34

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Solution

The fourth proportional to 9,275.68, 13,915.34 and 3,432.34 is: 5,149.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275.68 : 13,915.34 = 3,432.34 : x
  2. Step 2: Convert to fraction form
    9,275.68/13,915.34 = 3,432.34/x
  3. Step 3: Cross multiply
    9,275.68x = 13,915.34 × 3,432.34
  4. Step 4: Simplify right side
    9,275.68x = 47,762,178.10
  5. Step 5: Solve for x
    x = 47,762,178.10/9,275.68
  6. Step 6: Final answer
    x = 5,149.18

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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.