Home / 3,347.35-4,618.91-1,855.06

Finding the Fourth Proportional to 3,347.35, 4,618.91 and 1,855.06

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Solution

The fourth proportional to 3,347.35, 4,618.91 and 1,855.06 is: 2,559.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.35 : 4,618.91 = 1,855.06 : x
  2. Step 2: Convert to fraction form
    3,347.35/4,618.91 = 1,855.06/x
  3. Step 3: Cross multiply
    3,347.35x = 4,618.91 × 1,855.06
  4. Step 4: Simplify right side
    3,347.35x = 8,568,348.27
  5. Step 5: Solve for x
    x = 8,568,348.27/3,347.35
  6. Step 6: Final answer
    x = 2,559.74

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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.