Home / 3,417.90-4,716.80-1,925.73

Finding the Fourth Proportional to 3,417.90, 4,716.80 and 1,925.73

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Solution

The fourth proportional to 3,417.90, 4,716.80 and 1,925.73 is: 2,657.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.90 : 4,716.80 = 1,925.73 : x
  2. Step 2: Convert to fraction form
    3,417.90/4,716.80 = 1,925.73/x
  3. Step 3: Cross multiply
    3,417.90x = 4,716.80 × 1,925.73
  4. Step 4: Simplify right side
    3,417.90x = 9,083,298.54
  5. Step 5: Solve for x
    x = 9,083,298.54/3,417.90
  6. Step 6: Final answer
    x = 2,657.57

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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.