Home / 2,965.29-4,444.89-1,115.11

Finding the Fourth Proportional to 2,965.29, 4,444.89 and 1,115.11

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Solution

The fourth proportional to 2,965.29, 4,444.89 and 1,115.11 is: 1,671.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.29 : 4,444.89 = 1,115.11 : x
  2. Step 2: Convert to fraction form
    2,965.29/4,444.89 = 1,115.11/x
  3. Step 3: Cross multiply
    2,965.29x = 4,444.89 × 1,115.11
  4. Step 4: Simplify right side
    2,965.29x = 4,956,541.29
  5. Step 5: Solve for x
    x = 4,956,541.29/2,965.29
  6. Step 6: Final answer
    x = 1,671.52

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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.