Home / 5,050.68-7,565.76-2,578.20

Finding the Fourth Proportional to 5,050.68, 7,565.76 and 2,578.20

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Solution

The fourth proportional to 5,050.68, 7,565.76 and 2,578.20 is: 3,862.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.68 : 7,565.76 = 2,578.20 : x
  2. Step 2: Convert to fraction form
    5,050.68/7,565.76 = 2,578.20/x
  3. Step 3: Cross multiply
    5,050.68x = 7,565.76 × 2,578.20
  4. Step 4: Simplify right side
    5,050.68x = 19,506,042.43
  5. Step 5: Solve for x
    x = 19,506,042.43/5,050.68
  6. Step 6: Final answer
    x = 3,862.06

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1.5x scale

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.