Home / 1,979.04-2,731.15-1,094.93

Finding the Fourth Proportional to 1,979.04, 2,731.15 and 1,094.93

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Solution

The fourth proportional to 1,979.04, 2,731.15 and 1,094.93 is: 1,511.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979.04 : 2,731.15 = 1,094.93 : x
  2. Step 2: Convert to fraction form
    1,979.04/2,731.15 = 1,094.93/x
  3. Step 3: Cross multiply
    1,979.04x = 2,731.15 × 1,094.93
  4. Step 4: Simplify right side
    1,979.04x = 2,990,418.07
  5. Step 5: Solve for x
    x = 2,990,418.07/1,979.04
  6. Step 6: Final answer
    x = 1,511.04

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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.