Home / 11,402.13-17,105.76-4,007.10

Finding the Fourth Proportional to 11,402.13, 17,105.76 and 4,007.10

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Solution

The fourth proportional to 11,402.13, 17,105.76 and 4,007.10 is: 6,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402.13 : 17,105.76 = 4,007.10 : x
  2. Step 2: Convert to fraction form
    11,402.13/17,105.76 = 4,007.10/x
  3. Step 3: Cross multiply
    11,402.13x = 17,105.76 × 4,007.10
  4. Step 4: Simplify right side
    11,402.13x = 68,544,490.90
  5. Step 5: Solve for x
    x = 68,544,490.90/11,402.13
  6. Step 6: Final answer
    x = 6,011.55

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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.