Home / 4,013.12-6,019.66-1,091.42

Finding the Fourth Proportional to 4,013.12, 6,019.66 and 1,091.42

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Solution

The fourth proportional to 4,013.12, 6,019.66 and 1,091.42 is: 1,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.12 : 6,019.66 = 1,091.42 : x
  2. Step 2: Convert to fraction form
    4,013.12/6,019.66 = 1,091.42/x
  3. Step 3: Cross multiply
    4,013.12x = 6,019.66 × 1,091.42
  4. Step 4: Simplify right side
    4,013.12x = 6,569,977.32
  5. Step 5: Solve for x
    x = 6,569,977.32/4,013.12
  6. Step 6: Final answer
    x = 1,637.12

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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.