Home / 8,275.10-11,419.35-4,737.62

Finding the Fourth Proportional to 8,275.10, 11,419.35 and 4,737.62

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Solution

The fourth proportional to 8,275.10, 11,419.35 and 4,737.62 is: 6,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.10 : 11,419.35 = 4,737.62 : x
  2. Step 2: Convert to fraction form
    8,275.10/11,419.35 = 4,737.62/x
  3. Step 3: Cross multiply
    8,275.10x = 11,419.35 × 4,737.62
  4. Step 4: Simplify right side
    8,275.10x = 54,100,540.95
  5. Step 5: Solve for x
    x = 54,100,540.95/8,275.10
  6. Step 6: Final answer
    x = 6,537.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.