Home / 2,524.91-3,482.19-1,628.78

Finding the Fourth Proportional to 2,524.91, 3,482.19 and 1,628.78

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Solution

The fourth proportional to 2,524.91, 3,482.19 and 1,628.78 is: 2,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.91 : 3,482.19 = 1,628.78 : x
  2. Step 2: Convert to fraction form
    2,524.91/3,482.19 = 1,628.78/x
  3. Step 3: Cross multiply
    2,524.91x = 3,482.19 × 1,628.78
  4. Step 4: Simplify right side
    2,524.91x = 5,671,704.02
  5. Step 5: Solve for x
    x = 5,671,704.02/2,524.91
  6. Step 6: Final answer
    x = 2,246.30

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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.