Home / 5,031.47-7,541.05-2,255.34

Finding the Fourth Proportional to 5,031.47, 7,541.05 and 2,255.34

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Solution

The fourth proportional to 5,031.47, 7,541.05 and 2,255.34 is: 3,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.47 : 7,541.05 = 2,255.34 : x
  2. Step 2: Convert to fraction form
    5,031.47/7,541.05 = 2,255.34/x
  3. Step 3: Cross multiply
    5,031.47x = 7,541.05 × 2,255.34
  4. Step 4: Simplify right side
    5,031.47x = 17,007,658.58
  5. Step 5: Solve for x
    x = 17,007,658.58/5,031.47
  6. Step 6: Final answer
    x = 3,380.26

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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.