Home / 8,020.80-12,032.52-2,473.96

Finding the Fourth Proportional to 8,020.80, 12,032.52 and 2,473.96

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Solution

The fourth proportional to 8,020.80, 12,032.52 and 2,473.96 is: 3,711.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.80 : 12,032.52 = 2,473.96 : x
  2. Step 2: Convert to fraction form
    8,020.80/12,032.52 = 2,473.96/x
  3. Step 3: Cross multiply
    8,020.80x = 12,032.52 × 2,473.96
  4. Step 4: Simplify right side
    8,020.80x = 29,767,973.18
  5. Step 5: Solve for x
    x = 29,767,973.18/8,020.80
  6. Step 6: Final answer
    x = 3,711.35

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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.