Home / 4,013.10-6,019.68-1,091.40

Finding the Fourth Proportional to 4,013.10, 6,019.68 and 1,091.40

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Solution

The fourth proportional to 4,013.10, 6,019.68 and 1,091.40 is: 1,637.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.10 : 6,019.68 = 1,091.40 : x
  2. Step 2: Convert to fraction form
    4,013.10/6,019.68 = 1,091.40/x
  3. Step 3: Cross multiply
    4,013.10x = 6,019.68 × 1,091.40
  4. Step 4: Simplify right side
    4,013.10x = 6,569,878.75
  5. Step 5: Solve for x
    x = 6,569,878.75/4,013.10
  6. Step 6: Final answer
    x = 1,637.11

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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.