Home / 2,252.31-3,376.63-864.93

Finding the Fourth Proportional to 2,252.31, 3,376.63 and 864.93

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Solution

The fourth proportional to 2,252.31, 3,376.63 and 864.93 is: 1,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.31 : 3,376.63 = 864.93 : x
  2. Step 2: Convert to fraction form
    2,252.31/3,376.63 = 864.93/x
  3. Step 3: Cross multiply
    2,252.31x = 3,376.63 × 864.93
  4. Step 4: Simplify right side
    2,252.31x = 2,920,548.59
  5. Step 5: Solve for x
    x = 2,920,548.59/2,252.31
  6. Step 6: Final answer
    x = 1,296.69

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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.