Home / 2,937.80-4,406.71-1,183.61

Finding the Fourth Proportional to 2,937.80, 4,406.71 and 1,183.61

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Solution

The fourth proportional to 2,937.80, 4,406.71 and 1,183.61 is: 1,775.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.80 : 4,406.71 = 1,183.61 : x
  2. Step 2: Convert to fraction form
    2,937.80/4,406.71 = 1,183.61/x
  3. Step 3: Cross multiply
    2,937.80x = 4,406.71 × 1,183.61
  4. Step 4: Simplify right side
    2,937.80x = 5,215,803.99
  5. Step 5: Solve for x
    x = 5,215,803.99/2,937.80
  6. Step 6: Final answer
    x = 1,775.41

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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.