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Finding the Fourth Proportional to 8,037.15, 12,059.82 and 4,710.20

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Solution

The fourth proportional to 8,037.15, 12,059.82 and 4,710.20 is: 7,067.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,037.15 : 12,059.82 = 4,710.20 : x
  2. Step 2: Convert to fraction form
    8,037.15/12,059.82 = 4,710.20/x
  3. Step 3: Cross multiply
    8,037.15x = 12,059.82 × 4,710.20
  4. Step 4: Simplify right side
    8,037.15x = 56,804,103.86
  5. Step 5: Solve for x
    x = 56,804,103.86/8,037.15
  6. Step 6: Final answer
    x = 7,067.69

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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.