Home / 4,214.38-6,320.48-1,252.14

Finding the Fourth Proportional to 4,214.38, 6,320.48 and 1,252.14

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Solution

The fourth proportional to 4,214.38, 6,320.48 and 1,252.14 is: 1,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.38 : 6,320.48 = 1,252.14 : x
  2. Step 2: Convert to fraction form
    4,214.38/6,320.48 = 1,252.14/x
  3. Step 3: Cross multiply
    4,214.38x = 6,320.48 × 1,252.14
  4. Step 4: Simplify right side
    4,214.38x = 7,914,125.83
  5. Step 5: Solve for x
    x = 7,914,125.83/4,214.38
  6. Step 6: Final answer
    x = 1,877.89

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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.