Home / 4,214.55-6,320.79-1,252.38

Finding the Fourth Proportional to 4,214.55, 6,320.79 and 1,252.38

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Solution

The fourth proportional to 4,214.55, 6,320.79 and 1,252.38 is: 1,878.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.55 : 6,320.79 = 1,252.38 : x
  2. Step 2: Convert to fraction form
    4,214.55/6,320.79 = 1,252.38/x
  3. Step 3: Cross multiply
    4,214.55x = 6,320.79 × 1,252.38
  4. Step 4: Simplify right side
    4,214.55x = 7,916,030.98
  5. Step 5: Solve for x
    x = 7,916,030.98/4,214.55
  6. Step 6: Final answer
    x = 1,878.26

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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.