Home / 7,517.32-11,266.26-3,619.60

Finding the Fourth Proportional to 7,517.32, 11,266.26 and 3,619.60

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Solution

The fourth proportional to 7,517.32, 11,266.26 and 3,619.60 is: 5,424.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.32 : 11,266.26 = 3,619.60 : x
  2. Step 2: Convert to fraction form
    7,517.32/11,266.26 = 3,619.60/x
  3. Step 3: Cross multiply
    7,517.32x = 11,266.26 × 3,619.60
  4. Step 4: Simplify right side
    7,517.32x = 40,779,354.70
  5. Step 5: Solve for x
    x = 40,779,354.70/7,517.32
  6. Step 6: Final answer
    x = 5,424.72

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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.