Home / 1,930.68-2,892.08-1,304.06

Finding the Fourth Proportional to 1,930.68, 2,892.08 and 1,304.06

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Solution

The fourth proportional to 1,930.68, 2,892.08 and 1,304.06 is: 1,953.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930.68 : 2,892.08 = 1,304.06 : x
  2. Step 2: Convert to fraction form
    1,930.68/2,892.08 = 1,304.06/x
  3. Step 3: Cross multiply
    1,930.68x = 2,892.08 × 1,304.06
  4. Step 4: Simplify right side
    1,930.68x = 3,771,445.84
  5. Step 5: Solve for x
    x = 3,771,445.84/1,930.68
  6. Step 6: Final answer
    x = 1,953.43

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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.