Home / 4,151.18-5,728.62-2,288.18

Finding the Fourth Proportional to 4,151.18, 5,728.62 and 2,288.18

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Solution

The fourth proportional to 4,151.18, 5,728.62 and 2,288.18 is: 3,157.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.18 : 5,728.62 = 2,288.18 : x
  2. Step 2: Convert to fraction form
    4,151.18/5,728.62 = 2,288.18/x
  3. Step 3: Cross multiply
    4,151.18x = 5,728.62 × 2,288.18
  4. Step 4: Simplify right side
    4,151.18x = 13,108,113.71
  5. Step 5: Solve for x
    x = 13,108,113.71/4,151.18
  6. Step 6: Final answer
    x = 3,157.68

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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.