Home / 10,459.26-14,434.16-5,743.90

Finding the Fourth Proportional to 10,459.26, 14,434.16 and 5,743.90

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Solution

The fourth proportional to 10,459.26, 14,434.16 and 5,743.90 is: 7,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.26 : 14,434.16 = 5,743.90 : x
  2. Step 2: Convert to fraction form
    10,459.26/14,434.16 = 5,743.90/x
  3. Step 3: Cross multiply
    10,459.26x = 14,434.16 × 5,743.90
  4. Step 4: Simplify right side
    10,459.26x = 82,908,371.62
  5. Step 5: Solve for x
    x = 82,908,371.62/10,459.26
  6. Step 6: Final answer
    x = 7,926.79

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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.