Home / 3,512.52-5,267.96-1,047.11

Finding the Fourth Proportional to 3,512.52, 5,267.96 and 1,047.11

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Solution

The fourth proportional to 3,512.52, 5,267.96 and 1,047.11 is: 1,570.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.52 : 5,267.96 = 1,047.11 : x
  2. Step 2: Convert to fraction form
    3,512.52/5,267.96 = 1,047.11/x
  3. Step 3: Cross multiply
    3,512.52x = 5,267.96 × 1,047.11
  4. Step 4: Simplify right side
    3,512.52x = 5,516,102.02
  5. Step 5: Solve for x
    x = 5,516,102.02/3,512.52
  6. Step 6: Final answer
    x = 1,570.41

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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.