Home / 3,150.24-4,345.36-2,264.64

Finding the Fourth Proportional to 3,150.24, 4,345.36 and 2,264.64

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Solution

The fourth proportional to 3,150.24, 4,345.36 and 2,264.64 is: 3,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.24 : 4,345.36 = 2,264.64 : x
  2. Step 2: Convert to fraction form
    3,150.24/4,345.36 = 2,264.64/x
  3. Step 3: Cross multiply
    3,150.24x = 4,345.36 × 2,264.64
  4. Step 4: Simplify right side
    3,150.24x = 9,840,676.07
  5. Step 5: Solve for x
    x = 9,840,676.07/3,150.24
  6. Step 6: Final answer
    x = 3,123.79

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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.