Home / 1,844.46-2,767.08-611.81

Finding the Fourth Proportional to 1,844.46, 2,767.08 and 611.81

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Solution

The fourth proportional to 1,844.46, 2,767.08 and 611.81 is: 917.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.46 : 2,767.08 = 611.81 : x
  2. Step 2: Convert to fraction form
    1,844.46/2,767.08 = 611.81/x
  3. Step 3: Cross multiply
    1,844.46x = 2,767.08 × 611.81
  4. Step 4: Simplify right side
    1,844.46x = 1,692,927.21
  5. Step 5: Solve for x
    x = 1,692,927.21/1,844.46
  6. Step 6: Final answer
    x = 917.84

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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.