Home / 5,747.02-7,930.66-3,512.63

Finding the Fourth Proportional to 5,747.02, 7,930.66 and 3,512.63

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Solution

The fourth proportional to 5,747.02, 7,930.66 and 3,512.63 is: 4,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.02 : 7,930.66 = 3,512.63 : x
  2. Step 2: Convert to fraction form
    5,747.02/7,930.66 = 3,512.63/x
  3. Step 3: Cross multiply
    5,747.02x = 7,930.66 × 3,512.63
  4. Step 4: Simplify right side
    5,747.02x = 27,857,491.87
  5. Step 5: Solve for x
    x = 27,857,491.87/5,747.02
  6. Step 6: Final answer
    x = 4,847.30

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1.5x scale

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.