Home / 5,441.07-8,158.88-2,521.43

Finding the Fourth Proportional to 5,441.07, 8,158.88 and 2,521.43

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Solution

The fourth proportional to 5,441.07, 8,158.88 and 2,521.43 is: 3,780.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.07 : 8,158.88 = 2,521.43 : x
  2. Step 2: Convert to fraction form
    5,441.07/8,158.88 = 2,521.43/x
  3. Step 3: Cross multiply
    5,441.07x = 8,158.88 × 2,521.43
  4. Step 4: Simplify right side
    5,441.07x = 20,572,026.72
  5. Step 5: Solve for x
    x = 20,572,026.72/5,441.07
  6. Step 6: Final answer
    x = 3,780.88

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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.