Home / 4,272.56-6,409.14-1,351.10

Finding the Fourth Proportional to 4,272.56, 6,409.14 and 1,351.10

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Solution

The fourth proportional to 4,272.56, 6,409.14 and 1,351.10 is: 2,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.56 : 6,409.14 = 1,351.10 : x
  2. Step 2: Convert to fraction form
    4,272.56/6,409.14 = 1,351.10/x
  3. Step 3: Cross multiply
    4,272.56x = 6,409.14 × 1,351.10
  4. Step 4: Simplify right side
    4,272.56x = 8,659,389.05
  5. Step 5: Solve for x
    x = 8,659,389.05/4,272.56
  6. Step 6: Final answer
    x = 2,026.74

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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.