Home / 2,291.32-3,436.95-559.96

Finding the Fourth Proportional to 2,291.32, 3,436.95 and 559.96

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Solution

The fourth proportional to 2,291.32, 3,436.95 and 559.96 is: 839.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.32 : 3,436.95 = 559.96 : x
  2. Step 2: Convert to fraction form
    2,291.32/3,436.95 = 559.96/x
  3. Step 3: Cross multiply
    2,291.32x = 3,436.95 × 559.96
  4. Step 4: Simplify right side
    2,291.32x = 1,924,554.52
  5. Step 5: Solve for x
    x = 1,924,554.52/2,291.32
  6. Step 6: Final answer
    x = 839.93

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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.