Home / 4,151.15-5,728.62-2,472.63

Finding the Fourth Proportional to 4,151.15, 5,728.62 and 2,472.63

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Solution

The fourth proportional to 4,151.15, 5,728.62 and 2,472.63 is: 3,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.15 : 5,728.62 = 2,472.63 : x
  2. Step 2: Convert to fraction form
    4,151.15/5,728.62 = 2,472.63/x
  3. Step 3: Cross multiply
    4,151.15x = 5,728.62 × 2,472.63
  4. Step 4: Simplify right side
    4,151.15x = 14,164,745.46
  5. Step 5: Solve for x
    x = 14,164,745.46/4,151.15
  6. Step 6: Final answer
    x = 3,412.25

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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.