Home / 3,643.28-5,029.80-2,404.88

Finding the Fourth Proportional to 3,643.28, 5,029.80 and 2,404.88

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Solution

The fourth proportional to 3,643.28, 5,029.80 and 2,404.88 is: 3,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.28 : 5,029.80 = 2,404.88 : x
  2. Step 2: Convert to fraction form
    3,643.28/5,029.80 = 2,404.88/x
  3. Step 3: Cross multiply
    3,643.28x = 5,029.80 × 2,404.88
  4. Step 4: Simplify right side
    3,643.28x = 12,096,065.42
  5. Step 5: Solve for x
    x = 12,096,065.42/3,643.28
  6. Step 6: Final answer
    x = 3,320.10

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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.