Home / 8,476.98-12,715.76-3,797.02

Finding the Fourth Proportional to 8,476.98, 12,715.76 and 3,797.02

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Solution

The fourth proportional to 8,476.98, 12,715.76 and 3,797.02 is: 5,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.98 : 12,715.76 = 3,797.02 : x
  2. Step 2: Convert to fraction form
    8,476.98/12,715.76 = 3,797.02/x
  3. Step 3: Cross multiply
    8,476.98x = 12,715.76 × 3,797.02
  4. Step 4: Simplify right side
    8,476.98x = 48,281,995.04
  5. Step 5: Solve for x
    x = 48,281,995.04/8,476.98
  6. Step 6: Final answer
    x = 5,695.66

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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.