Home / 10,042.38-13,859.10-5,794.74

Finding the Fourth Proportional to 10,042.38, 13,859.10 and 5,794.74

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Solution

The fourth proportional to 10,042.38, 13,859.10 and 5,794.74 is: 7,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.38 : 13,859.10 = 5,794.74 : x
  2. Step 2: Convert to fraction form
    10,042.38/13,859.10 = 5,794.74/x
  3. Step 3: Cross multiply
    10,042.38x = 13,859.10 × 5,794.74
  4. Step 4: Simplify right side
    10,042.38x = 80,309,881.13
  5. Step 5: Solve for x
    x = 80,309,881.13/10,042.38
  6. Step 6: Final answer
    x = 7,997.10

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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.