Home / 2,077.90-2,867.95-1,194.19

Finding the Fourth Proportional to 2,077.90, 2,867.95 and 1,194.19

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Solution

The fourth proportional to 2,077.90, 2,867.95 and 1,194.19 is: 1,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.90 : 2,867.95 = 1,194.19 : x
  2. Step 2: Convert to fraction form
    2,077.90/2,867.95 = 1,194.19/x
  3. Step 3: Cross multiply
    2,077.90x = 2,867.95 × 1,194.19
  4. Step 4: Simplify right side
    2,077.90x = 3,424,877.21
  5. Step 5: Solve for x
    x = 3,424,877.21/2,077.90
  6. Step 6: Final answer
    x = 1,648.24

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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.