Home / 2,045.80-2,823.83-1,206.44

Finding the Fourth Proportional to 2,045.80, 2,823.83 and 1,206.44

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Solution

The fourth proportional to 2,045.80, 2,823.83 and 1,206.44 is: 1,665.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.80 : 2,823.83 = 1,206.44 : x
  2. Step 2: Convert to fraction form
    2,045.80/2,823.83 = 1,206.44/x
  3. Step 3: Cross multiply
    2,045.80x = 2,823.83 × 1,206.44
  4. Step 4: Simplify right side
    2,045.80x = 3,406,781.47
  5. Step 5: Solve for x
    x = 3,406,781.47/2,045.80
  6. Step 6: Final answer
    x = 1,665.26

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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.