Home / 1,927.46-2,891.19-466.61

Finding the Fourth Proportional to 1,927.46, 2,891.19 and 466.61

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Solution

The fourth proportional to 1,927.46, 2,891.19 and 466.61 is: 699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.46 : 2,891.19 = 466.61 : x
  2. Step 2: Convert to fraction form
    1,927.46/2,891.19 = 466.61/x
  3. Step 3: Cross multiply
    1,927.46x = 2,891.19 × 466.61
  4. Step 4: Simplify right side
    1,927.46x = 1,349,055.83
  5. Step 5: Solve for x
    x = 1,349,055.83/1,927.46
  6. Step 6: Final answer
    x = 699.92

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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.