Home / 5,031.92-7,548.66-3,385.02

Finding the Fourth Proportional to 5,031.92, 7,548.66 and 3,385.02

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Solution

The fourth proportional to 5,031.92, 7,548.66 and 3,385.02 is: 5,078.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.92 : 7,548.66 = 3,385.02 : x
  2. Step 2: Convert to fraction form
    5,031.92/7,548.66 = 3,385.02/x
  3. Step 3: Cross multiply
    5,031.92x = 7,548.66 × 3,385.02
  4. Step 4: Simplify right side
    5,031.92x = 25,552,365.07
  5. Step 5: Solve for x
    x = 25,552,365.07/5,031.92
  6. Step 6: Final answer
    x = 5,078.05

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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.