Home / 3,349.90-5,024.35-1,270.90

Finding the Fourth Proportional to 3,349.90, 5,024.35 and 1,270.90

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Solution

The fourth proportional to 3,349.90, 5,024.35 and 1,270.90 is: 1,906.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.90 : 5,024.35 = 1,270.90 : x
  2. Step 2: Convert to fraction form
    3,349.90/5,024.35 = 1,270.90/x
  3. Step 3: Cross multiply
    3,349.90x = 5,024.35 × 1,270.90
  4. Step 4: Simplify right side
    3,349.90x = 6,385,446.42
  5. Step 5: Solve for x
    x = 6,385,446.42/3,349.90
  6. Step 6: Final answer
    x = 1,906.16

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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.