Home / 8,397.24-12,590.18-4,702.02

Finding the Fourth Proportional to 8,397.24, 12,590.18 and 4,702.02

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Solution

The fourth proportional to 8,397.24, 12,590.18 and 4,702.02 is: 7,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.24 : 12,590.18 = 4,702.02 : x
  2. Step 2: Convert to fraction form
    8,397.24/12,590.18 = 4,702.02/x
  3. Step 3: Cross multiply
    8,397.24x = 12,590.18 × 4,702.02
  4. Step 4: Simplify right side
    8,397.24x = 59,199,278.16
  5. Step 5: Solve for x
    x = 59,199,278.16/8,397.24
  6. Step 6: Final answer
    x = 7,049.85

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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.