Home / 5,515.52-8,283.25-3,439.55

Finding the Fourth Proportional to 5,515.52, 8,283.25 and 3,439.55

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Solution

The fourth proportional to 5,515.52, 8,283.25 and 3,439.55 is: 5,165.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.52 : 8,283.25 = 3,439.55 : x
  2. Step 2: Convert to fraction form
    5,515.52/8,283.25 = 3,439.55/x
  3. Step 3: Cross multiply
    5,515.52x = 8,283.25 × 3,439.55
  4. Step 4: Simplify right side
    5,515.52x = 28,490,635.34
  5. Step 5: Solve for x
    x = 28,490,635.34/5,515.52
  6. Step 6: Final answer
    x = 5,165.54

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1.5x scale

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.