Home / 3,558.26-5,335.18-1,479.72

Finding the Fourth Proportional to 3,558.26, 5,335.18 and 1,479.72

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Solution

The fourth proportional to 3,558.26, 5,335.18 and 1,479.72 is: 2,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.26 : 5,335.18 = 1,479.72 : x
  2. Step 2: Convert to fraction form
    3,558.26/5,335.18 = 1,479.72/x
  3. Step 3: Cross multiply
    3,558.26x = 5,335.18 × 1,479.72
  4. Step 4: Simplify right side
    3,558.26x = 7,894,572.55
  5. Step 5: Solve for x
    x = 7,894,572.55/3,558.26
  6. Step 6: Final answer
    x = 2,218.66

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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.