Home / 4,281.06-6,422.50-1,359.56

Finding the Fourth Proportional to 4,281.06, 6,422.50 and 1,359.56

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Solution

The fourth proportional to 4,281.06, 6,422.50 and 1,359.56 is: 2,039.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.06 : 6,422.50 = 1,359.56 : x
  2. Step 2: Convert to fraction form
    4,281.06/6,422.50 = 1,359.56/x
  3. Step 3: Cross multiply
    4,281.06x = 6,422.50 × 1,359.56
  4. Step 4: Simplify right side
    4,281.06x = 8,731,774.10
  5. Step 5: Solve for x
    x = 8,731,774.10/4,281.06
  6. Step 6: Final answer
    x = 2,039.63

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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.