Home / 5,515.52-8,276.88-2,052.32

Finding the Fourth Proportional to 5,515.52, 8,276.88 and 2,052.32

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Solution

The fourth proportional to 5,515.52, 8,276.88 and 2,052.32 is: 3,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.52 : 8,276.88 = 2,052.32 : x
  2. Step 2: Convert to fraction form
    5,515.52/8,276.88 = 2,052.32/x
  3. Step 3: Cross multiply
    5,515.52x = 8,276.88 × 2,052.32
  4. Step 4: Simplify right side
    5,515.52x = 16,986,806.36
  5. Step 5: Solve for x
    x = 16,986,806.36/5,515.52
  6. Step 6: Final answer
    x = 3,079.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.