Home / 2,077.58-2,867.15-1,193.66

Finding the Fourth Proportional to 2,077.58, 2,867.15 and 1,193.66

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Solution

The fourth proportional to 2,077.58, 2,867.15 and 1,193.66 is: 1,647.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.58 : 2,867.15 = 1,193.66 : x
  2. Step 2: Convert to fraction form
    2,077.58/2,867.15 = 1,193.66/x
  3. Step 3: Cross multiply
    2,077.58x = 2,867.15 × 1,193.66
  4. Step 4: Simplify right side
    2,077.58x = 3,422,403.47
  5. Step 5: Solve for x
    x = 3,422,403.47/2,077.58
  6. Step 6: Final answer
    x = 1,647.31

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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.