Home / 3,765.24-5,192.95-2,649.87

Finding the Fourth Proportional to 3,765.24, 5,192.95 and 2,649.87

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Solution

The fourth proportional to 3,765.24, 5,192.95 and 2,649.87 is: 3,654.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.24 : 5,192.95 = 2,649.87 : x
  2. Step 2: Convert to fraction form
    3,765.24/5,192.95 = 2,649.87/x
  3. Step 3: Cross multiply
    3,765.24x = 5,192.95 × 2,649.87
  4. Step 4: Simplify right side
    3,765.24x = 13,760,642.42
  5. Step 5: Solve for x
    x = 13,760,642.42/3,765.24
  6. Step 6: Final answer
    x = 3,654.65

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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.