Home / 8,352.18-12,528.51-2,729.84

Finding the Fourth Proportional to 8,352.18, 12,528.51 and 2,729.84

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Solution

The fourth proportional to 8,352.18, 12,528.51 and 2,729.84 is: 4,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.18 : 12,528.51 = 2,729.84 : x
  2. Step 2: Convert to fraction form
    8,352.18/12,528.51 = 2,729.84/x
  3. Step 3: Cross multiply
    8,352.18x = 12,528.51 × 2,729.84
  4. Step 4: Simplify right side
    8,352.18x = 34,200,754.86
  5. Step 5: Solve for x
    x = 34,200,754.86/8,352.18
  6. Step 6: Final answer
    x = 4,094.83

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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.