Home / 10,229.51-14,117.16-5,753.36

Finding the Fourth Proportional to 10,229.51, 14,117.16 and 5,753.36

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Solution

The fourth proportional to 10,229.51, 14,117.16 and 5,753.36 is: 7,939.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.51 : 14,117.16 = 5,753.36 : x
  2. Step 2: Convert to fraction form
    10,229.51/14,117.16 = 5,753.36/x
  3. Step 3: Cross multiply
    10,229.51x = 14,117.16 × 5,753.36
  4. Step 4: Simplify right side
    10,229.51x = 81,221,103.66
  5. Step 5: Solve for x
    x = 81,221,103.66/10,229.51
  6. Step 6: Final answer
    x = 7,939.88

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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.