Home / 8,966.17-12,372.11-4,986.52

Finding the Fourth Proportional to 8,966.17, 12,372.11 and 4,986.52

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Solution

The fourth proportional to 8,966.17, 12,372.11 and 4,986.52 is: 6,880.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.17 : 12,372.11 = 4,986.52 : x
  2. Step 2: Convert to fraction form
    8,966.17/12,372.11 = 4,986.52/x
  3. Step 3: Cross multiply
    8,966.17x = 12,372.11 × 4,986.52
  4. Step 4: Simplify right side
    8,966.17x = 61,693,736.79
  5. Step 5: Solve for x
    x = 61,693,736.79/8,966.17
  6. Step 6: Final answer
    x = 6,880.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.