Home / 1,246.05-1,867.56-551.94

Finding the Fourth Proportional to 1,246.05, 1,867.56 and 551.94

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Solution

The fourth proportional to 1,246.05, 1,867.56 and 551.94 is: 827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246.05 : 1,867.56 = 551.94 : x
  2. Step 2: Convert to fraction form
    1,246.05/1,867.56 = 551.94/x
  3. Step 3: Cross multiply
    1,246.05x = 1,867.56 × 551.94
  4. Step 4: Simplify right side
    1,246.05x = 1,030,781.07
  5. Step 5: Solve for x
    x = 1,030,781.07/1,246.05
  6. Step 6: Final answer
    x = 827.24

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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.