Home / 6,843.51-9,442.26-4,189.95

Finding the Fourth Proportional to 6,843.51, 9,442.26 and 4,189.95

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Solution

The fourth proportional to 6,843.51, 9,442.26 and 4,189.95 is: 5,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,843.51 : 9,442.26 = 4,189.95 : x
  2. Step 2: Convert to fraction form
    6,843.51/9,442.26 = 4,189.95/x
  3. Step 3: Cross multiply
    6,843.51x = 9,442.26 × 4,189.95
  4. Step 4: Simplify right side
    6,843.51x = 39,562,597.29
  5. Step 5: Solve for x
    x = 39,562,597.29/6,843.51
  6. Step 6: Final answer
    x = 5,781.04

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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.