Home / 2,041.39-3,060.97-945.15

Finding the Fourth Proportional to 2,041.39, 3,060.97 and 945.15

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Solution

The fourth proportional to 2,041.39, 3,060.97 and 945.15 is: 1,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.39 : 3,060.97 = 945.15 : x
  2. Step 2: Convert to fraction form
    2,041.39/3,060.97 = 945.15/x
  3. Step 3: Cross multiply
    2,041.39x = 3,060.97 × 945.15
  4. Step 4: Simplify right side
    2,041.39x = 2,893,071.07
  5. Step 5: Solve for x
    x = 2,893,071.07/2,041.39
  6. Step 6: Final answer
    x = 1,417.21

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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.