Home / 11,434.28-17,156.78-4,044.32

Finding the Fourth Proportional to 11,434.28, 17,156.78 and 4,044.32

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Solution

The fourth proportional to 11,434.28, 17,156.78 and 4,044.32 is: 6,068.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.28 : 17,156.78 = 4,044.32 : x
  2. Step 2: Convert to fraction form
    11,434.28/17,156.78 = 4,044.32/x
  3. Step 3: Cross multiply
    11,434.28x = 17,156.78 × 4,044.32
  4. Step 4: Simplify right side
    11,434.28x = 69,387,508.49
  5. Step 5: Solve for x
    x = 69,387,508.49/11,434.28
  6. Step 6: Final answer
    x = 6,068.38

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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.