Home / 3,298.50-4,948.68-1,324.74

Finding the Fourth Proportional to 3,298.50, 4,948.68 and 1,324.74

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Solution

The fourth proportional to 3,298.50, 4,948.68 and 1,324.74 is: 1,987.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.50 : 4,948.68 = 1,324.74 : x
  2. Step 2: Convert to fraction form
    3,298.50/4,948.68 = 1,324.74/x
  3. Step 3: Cross multiply
    3,298.50x = 4,948.68 × 1,324.74
  4. Step 4: Simplify right side
    3,298.50x = 6,555,714.34
  5. Step 5: Solve for x
    x = 6,555,714.34/3,298.50
  6. Step 6: Final answer
    x = 1,987.48

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