Home / 1,476.89-2,211.90-927.41

Finding the Fourth Proportional to 1,476.89, 2,211.90 and 927.41

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Solution

The fourth proportional to 1,476.89, 2,211.90 and 927.41 is: 1,388.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.89 : 2,211.90 = 927.41 : x
  2. Step 2: Convert to fraction form
    1,476.89/2,211.90 = 927.41/x
  3. Step 3: Cross multiply
    1,476.89x = 2,211.90 × 927.41
  4. Step 4: Simplify right side
    1,476.89x = 2,051,327.12
  5. Step 5: Solve for x
    x = 2,051,327.12/1,476.89
  6. Step 6: Final answer
    x = 1,388.96

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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.