Home / 3,104.98-4,284.15-1,925.48

Finding the Fourth Proportional to 3,104.98, 4,284.15 and 1,925.48

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Solution

The fourth proportional to 3,104.98, 4,284.15 and 1,925.48 is: 2,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.98 : 4,284.15 = 1,925.48 : x
  2. Step 2: Convert to fraction form
    3,104.98/4,284.15 = 1,925.48/x
  3. Step 3: Cross multiply
    3,104.98x = 4,284.15 × 1,925.48
  4. Step 4: Simplify right side
    3,104.98x = 8,249,045.14
  5. Step 5: Solve for x
    x = 8,249,045.14/3,104.98
  6. Step 6: Final answer
    x = 2,656.71

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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.