Home / 5,028.12-7,544.04-2,255.76

Finding the Fourth Proportional to 5,028.12, 7,544.04 and 2,255.76

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Solution

The fourth proportional to 5,028.12, 7,544.04 and 2,255.76 is: 3,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.12 : 7,544.04 = 2,255.76 : x
  2. Step 2: Convert to fraction form
    5,028.12/7,544.04 = 2,255.76/x
  3. Step 3: Cross multiply
    5,028.12x = 7,544.04 × 2,255.76
  4. Step 4: Simplify right side
    5,028.12x = 17,017,543.67
  5. Step 5: Solve for x
    x = 17,017,543.67/5,028.12
  6. Step 6: Final answer
    x = 3,384.47

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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.