Home / 3,347.24-4,619.12-1,855.04

Finding the Fourth Proportional to 3,347.24, 4,619.12 and 1,855.04

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Solution

The fourth proportional to 3,347.24, 4,619.12 and 1,855.04 is: 2,559.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.24 : 4,619.12 = 1,855.04 : x
  2. Step 2: Convert to fraction form
    3,347.24/4,619.12 = 1,855.04/x
  3. Step 3: Cross multiply
    3,347.24x = 4,619.12 × 1,855.04
  4. Step 4: Simplify right side
    3,347.24x = 8,568,652.36
  5. Step 5: Solve for x
    x = 8,568,652.36/3,347.24
  6. Step 6: Final answer
    x = 2,559.92

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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.