Home / 3,347.15-4,618.80-1,854.95

Finding the Fourth Proportional to 3,347.15, 4,618.80 and 1,854.95

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Solution

The fourth proportional to 3,347.15, 4,618.80 and 1,854.95 is: 2,559.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.15 : 4,618.80 = 1,854.95 : x
  2. Step 2: Convert to fraction form
    3,347.15/4,618.80 = 1,854.95/x
  3. Step 3: Cross multiply
    3,347.15x = 4,618.80 × 1,854.95
  4. Step 4: Simplify right side
    3,347.15x = 8,567,619.97
  5. Step 5: Solve for x
    x = 8,567,619.97/3,347.15
  6. Step 6: Final answer
    x = 2,559.68

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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.