Home / 3,347.22-4,618.94-1,855.02

Finding the Fourth Proportional to 3,347.22, 4,618.94 and 1,855.02

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Solution

The fourth proportional to 3,347.22, 4,618.94 and 1,855.02 is: 2,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.22 : 4,618.94 = 1,855.02 : x
  2. Step 2: Convert to fraction form
    3,347.22/4,618.94 = 1,855.02/x
  3. Step 3: Cross multiply
    3,347.22x = 4,618.94 × 1,855.02
  4. Step 4: Simplify right side
    3,347.22x = 8,568,226.08
  5. Step 5: Solve for x
    x = 8,568,226.08/3,347.22
  6. Step 6: Final answer
    x = 2,559.80

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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.