Home / 8,098.17-11,178.28-4,742.07

Finding the Fourth Proportional to 8,098.17, 11,178.28 and 4,742.07

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Solution

The fourth proportional to 8,098.17, 11,178.28 and 4,742.07 is: 6,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.17 : 11,178.28 = 4,742.07 : x
  2. Step 2: Convert to fraction form
    8,098.17/11,178.28 = 4,742.07/x
  3. Step 3: Cross multiply
    8,098.17x = 11,178.28 × 4,742.07
  4. Step 4: Simplify right side
    8,098.17x = 53,008,186.24
  5. Step 5: Solve for x
    x = 53,008,186.24/8,098.17
  6. Step 6: Final answer
    x = 6,545.70

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1.5x scale

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.