Home / 3,343.23-4,612.88-1,998.58

Finding the Fourth Proportional to 3,343.23, 4,612.88 and 1,998.58

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Solution

The fourth proportional to 3,343.23, 4,612.88 and 1,998.58 is: 2,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.23 : 4,612.88 = 1,998.58 : x
  2. Step 2: Convert to fraction form
    3,343.23/4,612.88 = 1,998.58/x
  3. Step 3: Cross multiply
    3,343.23x = 4,612.88 × 1,998.58
  4. Step 4: Simplify right side
    3,343.23x = 9,219,209.71
  5. Step 5: Solve for x
    x = 9,219,209.71/3,343.23
  6. Step 6: Final answer
    x = 2,757.58

Related Problems

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.