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Finding the Fourth Proportional to 8,315.52, 12,473.27 and 3,050.77

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Solution

The fourth proportional to 8,315.52, 12,473.27 and 3,050.77 is: 4,576.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315.52 : 12,473.27 = 3,050.77 : x
  2. Step 2: Convert to fraction form
    8,315.52/12,473.27 = 3,050.77/x
  3. Step 3: Cross multiply
    8,315.52x = 12,473.27 × 3,050.77
  4. Step 4: Simplify right side
    8,315.52x = 38,053,077.92
  5. Step 5: Solve for x
    x = 38,053,077.92/8,315.52
  6. Step 6: Final answer
    x = 4,576.15

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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.