Home / 5,049.03-7,574.76-2,128.17

Finding the Fourth Proportional to 5,049.03, 7,574.76 and 2,128.17

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Solution

The fourth proportional to 5,049.03, 7,574.76 and 2,128.17 is: 3,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.03 : 7,574.76 = 2,128.17 : x
  2. Step 2: Convert to fraction form
    5,049.03/7,574.76 = 2,128.17/x
  3. Step 3: Cross multiply
    5,049.03x = 7,574.76 × 2,128.17
  4. Step 4: Simplify right side
    5,049.03x = 16,120,376.99
  5. Step 5: Solve for x
    x = 16,120,376.99/5,049.03
  6. Step 6: Final answer
    x = 3,192.77

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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.