Home / 4,507.24-6,760.86-1,429

Finding the Fourth Proportional to 4,507.24, 6,760.86 and 1,429

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Solution

The fourth proportional to 4,507.24, 6,760.86 and 1,429 is: 2,143.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.24 : 6,760.86 = 1,429 : x
  2. Step 2: Convert to fraction form
    4,507.24/6,760.86 = 1,429/x
  3. Step 3: Cross multiply
    4,507.24x = 6,760.86 × 1,429
  4. Step 4: Simplify right side
    4,507.24x = 9,661,268.94
  5. Step 5: Solve for x
    x = 9,661,268.94/4,507.24
  6. Step 6: Final answer
    x = 2,143.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.