Home / 5,872.80-8,802.40-3,270.52

Finding the Fourth Proportional to 5,872.80, 8,802.40 and 3,270.52

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Solution

The fourth proportional to 5,872.80, 8,802.40 and 3,270.52 is: 4,901.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.80 : 8,802.40 = 3,270.52 : x
  2. Step 2: Convert to fraction form
    5,872.80/8,802.40 = 3,270.52/x
  3. Step 3: Cross multiply
    5,872.80x = 8,802.40 × 3,270.52
  4. Step 4: Simplify right side
    5,872.80x = 28,788,425.25
  5. Step 5: Solve for x
    x = 28,788,425.25/5,872.80
  6. Step 6: Final answer
    x = 4,901.99

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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.