Home / 3,723.12-5,576.04-3,106.80

Finding the Fourth Proportional to 3,723.12, 5,576.04 and 3,106.80

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Solution

The fourth proportional to 3,723.12, 5,576.04 and 3,106.80 is: 4,652.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.12 : 5,576.04 = 3,106.80 : x
  2. Step 2: Convert to fraction form
    3,723.12/5,576.04 = 3,106.80/x
  3. Step 3: Cross multiply
    3,723.12x = 5,576.04 × 3,106.80
  4. Step 4: Simplify right side
    3,723.12x = 17,323,641.07
  5. Step 5: Solve for x
    x = 17,323,641.07/3,723.12
  6. Step 6: Final answer
    x = 4,652.99

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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.