Home / 5,440.56-8,156.85-1,740.66

Finding the Fourth Proportional to 5,440.56, 8,156.85 and 1,740.66

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Solution

The fourth proportional to 5,440.56, 8,156.85 and 1,740.66 is: 2,609.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.56 : 8,156.85 = 1,740.66 : x
  2. Step 2: Convert to fraction form
    5,440.56/8,156.85 = 1,740.66/x
  3. Step 3: Cross multiply
    5,440.56x = 8,156.85 × 1,740.66
  4. Step 4: Simplify right side
    5,440.56x = 14,198,302.52
  5. Step 5: Solve for x
    x = 14,198,302.52/5,440.56
  6. Step 6: Final answer
    x = 2,609.71

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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.