Home / 5,146.94-7,102.18-3,022.52

Finding the Fourth Proportional to 5,146.94, 7,102.18 and 3,022.52

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Solution

The fourth proportional to 5,146.94, 7,102.18 and 3,022.52 is: 4,170.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.94 : 7,102.18 = 3,022.52 : x
  2. Step 2: Convert to fraction form
    5,146.94/7,102.18 = 3,022.52/x
  3. Step 3: Cross multiply
    5,146.94x = 7,102.18 × 3,022.52
  4. Step 4: Simplify right side
    5,146.94x = 21,466,449.36
  5. Step 5: Solve for x
    x = 21,466,449.36/5,146.94
  6. Step 6: Final answer
    x = 4,170.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.