Home / 3,104.12-4,284.07-1,925.37

Finding the Fourth Proportional to 3,104.12, 4,284.07 and 1,925.37

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Solution

The fourth proportional to 3,104.12, 4,284.07 and 1,925.37 is: 2,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.12 : 4,284.07 = 1,925.37 : x
  2. Step 2: Convert to fraction form
    3,104.12/4,284.07 = 1,925.37/x
  3. Step 3: Cross multiply
    3,104.12x = 4,284.07 × 1,925.37
  4. Step 4: Simplify right side
    3,104.12x = 8,248,398.44
  5. Step 5: Solve for x
    x = 8,248,398.44/3,104.12
  6. Step 6: Final answer
    x = 2,657.25

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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.