Home / 2,743.34-3,785.97-1,564.79

Finding the Fourth Proportional to 2,743.34, 3,785.97 and 1,564.79

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Solution

The fourth proportional to 2,743.34, 3,785.97 and 1,564.79 is: 2,159.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.34 : 3,785.97 = 1,564.79 : x
  2. Step 2: Convert to fraction form
    2,743.34/3,785.97 = 1,564.79/x
  3. Step 3: Cross multiply
    2,743.34x = 3,785.97 × 1,564.79
  4. Step 4: Simplify right side
    2,743.34x = 5,924,248.00
  5. Step 5: Solve for x
    x = 5,924,248.00/2,743.34
  6. Step 6: Final answer
    x = 2,159.50

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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.