Home / 2,958.48-4,437.70-1,227.11

Finding the Fourth Proportional to 2,958.48, 4,437.70 and 1,227.11

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Solution

The fourth proportional to 2,958.48, 4,437.70 and 1,227.11 is: 1,840.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.48 : 4,437.70 = 1,227.11 : x
  2. Step 2: Convert to fraction form
    2,958.48/4,437.70 = 1,227.11/x
  3. Step 3: Cross multiply
    2,958.48x = 4,437.70 × 1,227.11
  4. Step 4: Simplify right side
    2,958.48x = 5,445,520.79
  5. Step 5: Solve for x
    x = 5,445,520.79/2,958.48
  6. Step 6: Final answer
    x = 1,840.65

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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.