Home / 8,107.13-12,141.10-6,710.18

Finding the Fourth Proportional to 8,107.13, 12,141.10 and 6,710.18

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Solution

The fourth proportional to 8,107.13, 12,141.10 and 6,710.18 is: 10,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107.13 : 12,141.10 = 6,710.18 : x
  2. Step 2: Convert to fraction form
    8,107.13/12,141.10 = 6,710.18/x
  3. Step 3: Cross multiply
    8,107.13x = 12,141.10 × 6,710.18
  4. Step 4: Simplify right side
    8,107.13x = 81,468,966.40
  5. Step 5: Solve for x
    x = 81,468,966.40/8,107.13
  6. Step 6: Final answer
    x = 10,049.05

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1.5x scale

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.