Home / 9,275.60-13,915.47-3,432.08

Finding the Fourth Proportional to 9,275.60, 13,915.47 and 3,432.08

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Solution

The fourth proportional to 9,275.60, 13,915.47 and 3,432.08 is: 5,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275.60 : 13,915.47 = 3,432.08 : x
  2. Step 2: Convert to fraction form
    9,275.60/13,915.47 = 3,432.08/x
  3. Step 3: Cross multiply
    9,275.60x = 13,915.47 × 3,432.08
  4. Step 4: Simplify right side
    9,275.60x = 47,759,006.28
  5. Step 5: Solve for x
    x = 47,759,006.28/9,275.60
  6. Step 6: Final answer
    x = 5,148.89

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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.