Home / 1,964.17-2,709.60-1,301.58

Finding the Fourth Proportional to 1,964.17, 2,709.60 and 1,301.58

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Solution

The fourth proportional to 1,964.17, 2,709.60 and 1,301.58 is: 1,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.17 : 2,709.60 = 1,301.58 : x
  2. Step 2: Convert to fraction form
    1,964.17/2,709.60 = 1,301.58/x
  3. Step 3: Cross multiply
    1,964.17x = 2,709.60 × 1,301.58
  4. Step 4: Simplify right side
    1,964.17x = 3,526,761.17
  5. Step 5: Solve for x
    x = 3,526,761.17/1,964.17
  6. Step 6: Final answer
    x = 1,795.55

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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.