Home / 4,013.35-6,020.53-1,380.17

Finding the Fourth Proportional to 4,013.35, 6,020.53 and 1,380.17

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Solution

The fourth proportional to 4,013.35, 6,020.53 and 1,380.17 is: 2,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.35 : 6,020.53 = 1,380.17 : x
  2. Step 2: Convert to fraction form
    4,013.35/6,020.53 = 1,380.17/x
  3. Step 3: Cross multiply
    4,013.35x = 6,020.53 × 1,380.17
  4. Step 4: Simplify right side
    4,013.35x = 8,309,366.49
  5. Step 5: Solve for x
    x = 8,309,366.49/4,013.35
  6. Step 6: Final answer
    x = 2,070.43

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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.