Home / 2,349.71-3,242.56-1,301.79

Finding the Fourth Proportional to 2,349.71, 3,242.56 and 1,301.79

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Solution

The fourth proportional to 2,349.71, 3,242.56 and 1,301.79 is: 1,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.71 : 3,242.56 = 1,301.79 : x
  2. Step 2: Convert to fraction form
    2,349.71/3,242.56 = 1,301.79/x
  3. Step 3: Cross multiply
    2,349.71x = 3,242.56 × 1,301.79
  4. Step 4: Simplify right side
    2,349.71x = 4,221,132.18
  5. Step 5: Solve for x
    x = 4,221,132.18/2,349.71
  6. Step 6: Final answer
    x = 1,796.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.