Home / 3,110.80-4,666.04-1,162.85

Finding the Fourth Proportional to 3,110.80, 4,666.04 and 1,162.85

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Solution

The fourth proportional to 3,110.80, 4,666.04 and 1,162.85 is: 1,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.80 : 4,666.04 = 1,162.85 : x
  2. Step 2: Convert to fraction form
    3,110.80/4,666.04 = 1,162.85/x
  3. Step 3: Cross multiply
    3,110.80x = 4,666.04 × 1,162.85
  4. Step 4: Simplify right side
    3,110.80x = 5,425,875.47
  5. Step 5: Solve for x
    x = 5,425,875.47/3,110.80
  6. Step 6: Final answer
    x = 1,744.21

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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.