Home / 1,561.85-2,342.50-587.96

Finding the Fourth Proportional to 1,561.85, 2,342.50 and 587.96

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Solution

The fourth proportional to 1,561.85, 2,342.50 and 587.96 is: 881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561.85 : 2,342.50 = 587.96 : x
  2. Step 2: Convert to fraction form
    1,561.85/2,342.50 = 587.96/x
  3. Step 3: Cross multiply
    1,561.85x = 2,342.50 × 587.96
  4. Step 4: Simplify right side
    1,561.85x = 1,377,296.30
  5. Step 5: Solve for x
    x = 1,377,296.30/1,561.85
  6. Step 6: Final answer
    x = 881.84

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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.