Home / 4,091.56-6,132.06-1,491.40

Finding the Fourth Proportional to 4,091.56, 6,132.06 and 1,491.40

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Solution

The fourth proportional to 4,091.56, 6,132.06 and 1,491.40 is: 2,235.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.56 : 6,132.06 = 1,491.40 : x
  2. Step 2: Convert to fraction form
    4,091.56/6,132.06 = 1,491.40/x
  3. Step 3: Cross multiply
    4,091.56x = 6,132.06 × 1,491.40
  4. Step 4: Simplify right side
    4,091.56x = 9,145,354.28
  5. Step 5: Solve for x
    x = 9,145,354.28/4,091.56
  6. Step 6: Final answer
    x = 2,235.18

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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.