Home / 6,359.56-9,539.76-2,199.98

Finding the Fourth Proportional to 6,359.56, 9,539.76 and 2,199.98

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Solution

The fourth proportional to 6,359.56, 9,539.76 and 2,199.98 is: 3,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.56 : 9,539.76 = 2,199.98 : x
  2. Step 2: Convert to fraction form
    6,359.56/9,539.76 = 2,199.98/x
  3. Step 3: Cross multiply
    6,359.56x = 9,539.76 × 2,199.98
  4. Step 4: Simplify right side
    6,359.56x = 20,987,281.20
  5. Step 5: Solve for x
    x = 20,987,281.20/6,359.56
  6. Step 6: Final answer
    x = 3,300.12

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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.