Home / 2,077.35-2,866.79-1,181.23

Finding the Fourth Proportional to 2,077.35, 2,866.79 and 1,181.23

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Solution

The fourth proportional to 2,077.35, 2,866.79 and 1,181.23 is: 1,630.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.35 : 2,866.79 = 1,181.23 : x
  2. Step 2: Convert to fraction form
    2,077.35/2,866.79 = 1,181.23/x
  3. Step 3: Cross multiply
    2,077.35x = 2,866.79 × 1,181.23
  4. Step 4: Simplify right side
    2,077.35x = 3,386,350.26
  5. Step 5: Solve for x
    x = 3,386,350.26/2,077.35
  6. Step 6: Final answer
    x = 1,630.13

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1.5x scale

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.