Home / 3,309.55-4,962.83-2,381.22

Finding the Fourth Proportional to 3,309.55, 4,962.83 and 2,381.22

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Solution

The fourth proportional to 3,309.55, 4,962.83 and 2,381.22 is: 3,570.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.55 : 4,962.83 = 2,381.22 : x
  2. Step 2: Convert to fraction form
    3,309.55/4,962.83 = 2,381.22/x
  3. Step 3: Cross multiply
    3,309.55x = 4,962.83 × 2,381.22
  4. Step 4: Simplify right side
    3,309.55x = 11,817,559.29
  5. Step 5: Solve for x
    x = 11,817,559.29/3,309.55
  6. Step 6: Final answer
    x = 3,570.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.