Home / 3,461.18-5,191.76-1,612.82

Finding the Fourth Proportional to 3,461.18, 5,191.76 and 1,612.82

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Solution

The fourth proportional to 3,461.18, 5,191.76 and 1,612.82 is: 2,419.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.18 : 5,191.76 = 1,612.82 : x
  2. Step 2: Convert to fraction form
    3,461.18/5,191.76 = 1,612.82/x
  3. Step 3: Cross multiply
    3,461.18x = 5,191.76 × 1,612.82
  4. Step 4: Simplify right side
    3,461.18x = 8,373,391.37
  5. Step 5: Solve for x
    x = 8,373,391.37/3,461.18
  6. Step 6: Final answer
    x = 2,419.23

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Similar ratio
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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.