Home / 5,031.40-7,532.22-3,738.60

Finding the Fourth Proportional to 5,031.40, 7,532.22 and 3,738.60

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Solution

The fourth proportional to 5,031.40, 7,532.22 and 3,738.60 is: 5,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.40 : 7,532.22 = 3,738.60 : x
  2. Step 2: Convert to fraction form
    5,031.40/7,532.22 = 3,738.60/x
  3. Step 3: Cross multiply
    5,031.40x = 7,532.22 × 3,738.60
  4. Step 4: Simplify right side
    5,031.40x = 28,159,957.69
  5. Step 5: Solve for x
    x = 28,159,957.69/5,031.40
  6. Step 6: Final answer
    x = 5,596.84

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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.