Home / 3,423.76-4,720.20-2,244.40

Finding the Fourth Proportional to 3,423.76, 4,720.20 and 2,244.40

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Solution

The fourth proportional to 3,423.76, 4,720.20 and 2,244.40 is: 3,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.76 : 4,720.20 = 2,244.40 : x
  2. Step 2: Convert to fraction form
    3,423.76/4,720.20 = 2,244.40/x
  3. Step 3: Cross multiply
    3,423.76x = 4,720.20 × 2,244.40
  4. Step 4: Simplify right side
    3,423.76x = 10,594,016.88
  5. Step 5: Solve for x
    x = 10,594,016.88/3,423.76
  6. Step 6: Final answer
    x = 3,094.26

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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.