Home / 1,301.60-1,794.35-927.94

Finding the Fourth Proportional to 1,301.60, 1,794.35 and 927.94

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Solution

The fourth proportional to 1,301.60, 1,794.35 and 927.94 is: 1,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301.60 : 1,794.35 = 927.94 : x
  2. Step 2: Convert to fraction form
    1,301.60/1,794.35 = 927.94/x
  3. Step 3: Cross multiply
    1,301.60x = 1,794.35 × 927.94
  4. Step 4: Simplify right side
    1,301.60x = 1,665,036.41
  5. Step 5: Solve for x
    x = 1,665,036.41/1,301.60
  6. Step 6: Final answer
    x = 1,279.22

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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.