Home / 2,319.08-3,478.61-587.70

Finding the Fourth Proportional to 2,319.08, 3,478.61 and 587.70

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Solution

The fourth proportional to 2,319.08, 3,478.61 and 587.70 is: 881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.08 : 3,478.61 = 587.70 : x
  2. Step 2: Convert to fraction form
    2,319.08/3,478.61 = 587.70/x
  3. Step 3: Cross multiply
    2,319.08x = 3,478.61 × 587.70
  4. Step 4: Simplify right side
    2,319.08x = 2,044,376.16
  5. Step 5: Solve for x
    x = 2,044,376.16/2,319.08
  6. Step 6: Final answer
    x = 881.55

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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.