Home / 3,415.54-5,123.62-2,502.47

Finding the Fourth Proportional to 3,415.54, 5,123.62 and 2,502.47

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Solution

The fourth proportional to 3,415.54, 5,123.62 and 2,502.47 is: 3,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.54 : 5,123.62 = 2,502.47 : x
  2. Step 2: Convert to fraction form
    3,415.54/5,123.62 = 2,502.47/x
  3. Step 3: Cross multiply
    3,415.54x = 5,123.62 × 2,502.47
  4. Step 4: Simplify right side
    3,415.54x = 12,821,705.34
  5. Step 5: Solve for x
    x = 12,821,705.34/3,415.54
  6. Step 6: Final answer
    x = 3,753.93

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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.