Home / 10,534.56-15,802.76-2,743.36

Finding the Fourth Proportional to 10,534.56, 15,802.76 and 2,743.36

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Solution

The fourth proportional to 10,534.56, 15,802.76 and 2,743.36 is: 4,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.56 : 15,802.76 = 2,743.36 : x
  2. Step 2: Convert to fraction form
    10,534.56/15,802.76 = 2,743.36/x
  3. Step 3: Cross multiply
    10,534.56x = 15,802.76 × 2,743.36
  4. Step 4: Simplify right side
    10,534.56x = 43,352,659.67
  5. Step 5: Solve for x
    x = 43,352,659.67/10,534.56
  6. Step 6: Final answer
    x = 4,115.28

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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.