Home / 3,346.16-5,019.24-3,143.18

Finding the Fourth Proportional to 3,346.16, 5,019.24 and 3,143.18

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Solution

The fourth proportional to 3,346.16, 5,019.24 and 3,143.18 is: 4,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.16 : 5,019.24 = 3,143.18 : x
  2. Step 2: Convert to fraction form
    3,346.16/5,019.24 = 3,143.18/x
  3. Step 3: Cross multiply
    3,346.16x = 5,019.24 × 3,143.18
  4. Step 4: Simplify right side
    3,346.16x = 15,776,374.78
  5. Step 5: Solve for x
    x = 15,776,374.78/3,346.16
  6. Step 6: Final answer
    x = 4,714.77

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Half scale
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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.