Home / 3,321.38-4,582.40-1,923.14

Finding the Fourth Proportional to 3,321.38, 4,582.40 and 1,923.14

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Solution

The fourth proportional to 3,321.38, 4,582.40 and 1,923.14 is: 2,653.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.38 : 4,582.40 = 1,923.14 : x
  2. Step 2: Convert to fraction form
    3,321.38/4,582.40 = 1,923.14/x
  3. Step 3: Cross multiply
    3,321.38x = 4,582.40 × 1,923.14
  4. Step 4: Simplify right side
    3,321.38x = 8,812,596.74
  5. Step 5: Solve for x
    x = 8,812,596.74/3,321.38
  6. Step 6: Final answer
    x = 2,653.29

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.