Home / 3,347.42-4,619.06-1,855.10

Finding the Fourth Proportional to 3,347.42, 4,619.06 and 1,855.10

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Solution

The fourth proportional to 3,347.42, 4,619.06 and 1,855.10 is: 2,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.42 : 4,619.06 = 1,855.10 : x
  2. Step 2: Convert to fraction form
    3,347.42/4,619.06 = 1,855.10/x
  3. Step 3: Cross multiply
    3,347.42x = 4,619.06 × 1,855.10
  4. Step 4: Simplify right side
    3,347.42x = 8,568,818.21
  5. Step 5: Solve for x
    x = 8,568,818.21/3,347.42
  6. Step 6: Final answer
    x = 2,559.83

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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.