Home / 3,496.20-5,244.30-3,215.40

Finding the Fourth Proportional to 3,496.20, 5,244.30 and 3,215.40

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Solution

The fourth proportional to 3,496.20, 5,244.30 and 3,215.40 is: 4,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.20 : 5,244.30 = 3,215.40 : x
  2. Step 2: Convert to fraction form
    3,496.20/5,244.30 = 3,215.40/x
  3. Step 3: Cross multiply
    3,496.20x = 5,244.30 × 3,215.40
  4. Step 4: Simplify right side
    3,496.20x = 16,862,522.22
  5. Step 5: Solve for x
    x = 16,862,522.22/3,496.20
  6. Step 6: Final answer
    x = 4,823.10

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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.