Home / 4,471.20-6,704.91-2,390.76

Finding the Fourth Proportional to 4,471.20, 6,704.91 and 2,390.76

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Solution

The fourth proportional to 4,471.20, 6,704.91 and 2,390.76 is: 3,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471.20 : 6,704.91 = 2,390.76 : x
  2. Step 2: Convert to fraction form
    4,471.20/6,704.91 = 2,390.76/x
  3. Step 3: Cross multiply
    4,471.20x = 6,704.91 × 2,390.76
  4. Step 4: Simplify right side
    4,471.20x = 16,029,830.63
  5. Step 5: Solve for x
    x = 16,029,830.63/4,471.20
  6. Step 6: Final answer
    x = 3,585.13

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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.