Home / 4,177.62-5,765.12-2,289.27

Finding the Fourth Proportional to 4,177.62, 5,765.12 and 2,289.27

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Solution

The fourth proportional to 4,177.62, 5,765.12 and 2,289.27 is: 3,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.62 : 5,765.12 = 2,289.27 : x
  2. Step 2: Convert to fraction form
    4,177.62/5,765.12 = 2,289.27/x
  3. Step 3: Cross multiply
    4,177.62x = 5,765.12 × 2,289.27
  4. Step 4: Simplify right side
    4,177.62x = 13,197,904.82
  5. Step 5: Solve for x
    x = 13,197,904.82/4,177.62
  6. Step 6: Final answer
    x = 3,159.19

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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.