Home / 2,554.20-3,831.30-2,327.40

Finding the Fourth Proportional to 2,554.20, 3,831.30 and 2,327.40

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Solution

The fourth proportional to 2,554.20, 3,831.30 and 2,327.40 is: 3,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.20 : 3,831.30 = 2,327.40 : x
  2. Step 2: Convert to fraction form
    2,554.20/3,831.30 = 2,327.40/x
  3. Step 3: Cross multiply
    2,554.20x = 3,831.30 × 2,327.40
  4. Step 4: Simplify right side
    2,554.20x = 8,916,967.62
  5. Step 5: Solve for x
    x = 8,916,967.62/2,554.20
  6. Step 6: Final answer
    x = 3,491.10

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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.