Home / 3,347.03-4,618.90-1,855.05

Finding the Fourth Proportional to 3,347.03, 4,618.90 and 1,855.05

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Solution

The fourth proportional to 3,347.03, 4,618.90 and 1,855.05 is: 2,559.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.03 : 4,618.90 = 1,855.05 : x
  2. Step 2: Convert to fraction form
    3,347.03/4,618.90 = 1,855.05/x
  3. Step 3: Cross multiply
    3,347.03x = 4,618.90 × 1,855.05
  4. Step 4: Simplify right side
    3,347.03x = 8,568,275.44
  5. Step 5: Solve for x
    x = 8,568,275.44/3,347.03
  6. Step 6: Final answer
    x = 2,559.96

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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.