Home / 4,151.19-5,728.64-2,288.19

Finding the Fourth Proportional to 4,151.19, 5,728.64 and 2,288.19

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Solution

The fourth proportional to 4,151.19, 5,728.64 and 2,288.19 is: 3,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.19 : 5,728.64 = 2,288.19 : x
  2. Step 2: Convert to fraction form
    4,151.19/5,728.64 = 2,288.19/x
  3. Step 3: Cross multiply
    4,151.19x = 5,728.64 × 2,288.19
  4. Step 4: Simplify right side
    4,151.19x = 13,108,216.76
  5. Step 5: Solve for x
    x = 13,108,216.76/4,151.19
  6. Step 6: Final answer
    x = 3,157.70

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Half scale
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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.