Home / 3,410.24-5,115.36-1,461.18

Finding the Fourth Proportional to 3,410.24, 5,115.36 and 1,461.18

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Solution

The fourth proportional to 3,410.24, 5,115.36 and 1,461.18 is: 2,191.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.24 : 5,115.36 = 1,461.18 : x
  2. Step 2: Convert to fraction form
    3,410.24/5,115.36 = 1,461.18/x
  3. Step 3: Cross multiply
    3,410.24x = 5,115.36 × 1,461.18
  4. Step 4: Simplify right side
    3,410.24x = 7,474,461.72
  5. Step 5: Solve for x
    x = 7,474,461.72/3,410.24
  6. Step 6: Final answer
    x = 2,191.77

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Double scale
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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.