Home / 3,860.40-5,329.92-2,444.52

Finding the Fourth Proportional to 3,860.40, 5,329.92 and 2,444.52

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Solution

The fourth proportional to 3,860.40, 5,329.92 and 2,444.52 is: 3,375.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.40 : 5,329.92 = 2,444.52 : x
  2. Step 2: Convert to fraction form
    3,860.40/5,329.92 = 2,444.52/x
  3. Step 3: Cross multiply
    3,860.40x = 5,329.92 × 2,444.52
  4. Step 4: Simplify right side
    3,860.40x = 13,029,096.04
  5. Step 5: Solve for x
    x = 13,029,096.04/3,860.40
  6. Step 6: Final answer
    x = 3,375.06

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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.