Home / 10,202.31-14,079.45-5,726.41

Finding the Fourth Proportional to 10,202.31, 14,079.45 and 5,726.41

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Solution

The fourth proportional to 10,202.31, 14,079.45 and 5,726.41 is: 7,902.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202.31 : 14,079.45 = 5,726.41 : x
  2. Step 2: Convert to fraction form
    10,202.31/14,079.45 = 5,726.41/x
  3. Step 3: Cross multiply
    10,202.31x = 14,079.45 × 5,726.41
  4. Step 4: Simplify right side
    10,202.31x = 80,624,703.27
  5. Step 5: Solve for x
    x = 80,624,703.27/10,202.31
  6. Step 6: Final answer
    x = 7,902.59

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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.