Home / 5,031.60-6,943.68-3,041.80

Finding the Fourth Proportional to 5,031.60, 6,943.68 and 3,041.80

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Solution

The fourth proportional to 5,031.60, 6,943.68 and 3,041.80 is: 4,197.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.60 : 6,943.68 = 3,041.80 : x
  2. Step 2: Convert to fraction form
    5,031.60/6,943.68 = 3,041.80/x
  3. Step 3: Cross multiply
    5,031.60x = 6,943.68 × 3,041.80
  4. Step 4: Simplify right side
    5,031.60x = 21,121,285.82
  5. Step 5: Solve for x
    x = 21,121,285.82/5,031.60
  6. Step 6: Final answer
    x = 4,197.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.