Home / 7,403.52-11,103.66-4,276.92

Finding the Fourth Proportional to 7,403.52, 11,103.66 and 4,276.92

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Solution

The fourth proportional to 7,403.52, 11,103.66 and 4,276.92 is: 6,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.52 : 11,103.66 = 4,276.92 : x
  2. Step 2: Convert to fraction form
    7,403.52/11,103.66 = 4,276.92/x
  3. Step 3: Cross multiply
    7,403.52x = 11,103.66 × 4,276.92
  4. Step 4: Simplify right side
    7,403.52x = 47,489,465.53
  5. Step 5: Solve for x
    x = 47,489,465.53/7,403.52
  6. Step 6: Final answer
    x = 6,414.44

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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.