Home / 5,367.32-8,045.18-2,079.40

Finding the Fourth Proportional to 5,367.32, 8,045.18 and 2,079.40

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Solution

The fourth proportional to 5,367.32, 8,045.18 and 2,079.40 is: 3,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.32 : 8,045.18 = 2,079.40 : x
  2. Step 2: Convert to fraction form
    5,367.32/8,045.18 = 2,079.40/x
  3. Step 3: Cross multiply
    5,367.32x = 8,045.18 × 2,079.40
  4. Step 4: Simplify right side
    5,367.32x = 16,729,147.29
  5. Step 5: Solve for x
    x = 16,729,147.29/5,367.32
  6. Step 6: Final answer
    x = 3,116.85

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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.