Home / 2,868.48-4,306.68-1,482.78

Finding the Fourth Proportional to 2,868.48, 4,306.68 and 1,482.78

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Solution

The fourth proportional to 2,868.48, 4,306.68 and 1,482.78 is: 2,226.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.48 : 4,306.68 = 1,482.78 : x
  2. Step 2: Convert to fraction form
    2,868.48/4,306.68 = 1,482.78/x
  3. Step 3: Cross multiply
    2,868.48x = 4,306.68 × 1,482.78
  4. Step 4: Simplify right side
    2,868.48x = 6,385,858.97
  5. Step 5: Solve for x
    x = 6,385,858.97/2,868.48
  6. Step 6: Final answer
    x = 2,226.22

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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.