Home / 4,013.01-6,019.61-1,380.49

Finding the Fourth Proportional to 4,013.01, 6,019.61 and 1,380.49

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Solution

The fourth proportional to 4,013.01, 6,019.61 and 1,380.49 is: 2,070.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.01 : 6,019.61 = 1,380.49 : x
  2. Step 2: Convert to fraction form
    4,013.01/6,019.61 = 1,380.49/x
  3. Step 3: Cross multiply
    4,013.01x = 6,019.61 × 1,380.49
  4. Step 4: Simplify right side
    4,013.01x = 8,310,011.41
  5. Step 5: Solve for x
    x = 8,310,011.41/4,013.01
  6. Step 6: Final answer
    x = 2,070.77

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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.