Home / 3,011.99-4,518.76-1,162.61

Finding the Fourth Proportional to 3,011.99, 4,518.76 and 1,162.61

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Solution

The fourth proportional to 3,011.99, 4,518.76 and 1,162.61 is: 1,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.99 : 4,518.76 = 1,162.61 : x
  2. Step 2: Convert to fraction form
    3,011.99/4,518.76 = 1,162.61/x
  3. Step 3: Cross multiply
    3,011.99x = 4,518.76 × 1,162.61
  4. Step 4: Simplify right side
    3,011.99x = 5,253,532.97
  5. Step 5: Solve for x
    x = 5,253,532.97/3,011.99
  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.