Home / 10,117.56-15,173.37-3,542.52

Finding the Fourth Proportional to 10,117.56, 15,173.37 and 3,542.52

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Solution

The fourth proportional to 10,117.56, 15,173.37 and 3,542.52 is: 5,312.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.56 : 15,173.37 = 3,542.52 : x
  2. Step 2: Convert to fraction form
    10,117.56/15,173.37 = 3,542.52/x
  3. Step 3: Cross multiply
    10,117.56x = 15,173.37 × 3,542.52
  4. Step 4: Simplify right side
    10,117.56x = 53,751,966.69
  5. Step 5: Solve for x
    x = 53,751,966.69/10,117.56
  6. Step 6: Final answer
    x = 5,312.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.