Home / 5,013.49-7,520.93-2,091.12

Finding the Fourth Proportional to 5,013.49, 7,520.93 and 2,091.12

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Solution

The fourth proportional to 5,013.49, 7,520.93 and 2,091.12 is: 3,136.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.49 : 7,520.93 = 2,091.12 : x
  2. Step 2: Convert to fraction form
    5,013.49/7,520.93 = 2,091.12/x
  3. Step 3: Cross multiply
    5,013.49x = 7,520.93 × 2,091.12
  4. Step 4: Simplify right side
    5,013.49x = 15,727,167.14
  5. Step 5: Solve for x
    x = 15,727,167.14/5,013.49
  6. Step 6: Final answer
    x = 3,136.97

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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.