Home / 4,151.14-5,728.48-2,262.72

Finding the Fourth Proportional to 4,151.14, 5,728.48 and 2,262.72

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Solution

The fourth proportional to 4,151.14, 5,728.48 and 2,262.72 is: 3,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.14 : 5,728.48 = 2,262.72 : x
  2. Step 2: Convert to fraction form
    4,151.14/5,728.48 = 2,262.72/x
  3. Step 3: Cross multiply
    4,151.14x = 5,728.48 × 2,262.72
  4. Step 4: Simplify right side
    4,151.14x = 12,961,946.27
  5. Step 5: Solve for x
    x = 12,961,946.27/4,151.14
  6. Step 6: Final answer
    x = 3,122.50

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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.