Home / 8,176.08-12,265.95-2,981.95

Finding the Fourth Proportional to 8,176.08, 12,265.95 and 2,981.95

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Solution

The fourth proportional to 8,176.08, 12,265.95 and 2,981.95 is: 4,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.08 : 12,265.95 = 2,981.95 : x
  2. Step 2: Convert to fraction form
    8,176.08/12,265.95 = 2,981.95/x
  3. Step 3: Cross multiply
    8,176.08x = 12,265.95 × 2,981.95
  4. Step 4: Simplify right side
    8,176.08x = 36,576,473.96
  5. Step 5: Solve for x
    x = 36,576,473.96/8,176.08
  6. Step 6: Final answer
    x = 4,473.60

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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.