Home / 6,479.23-9,719.00-2,319.53

Finding the Fourth Proportional to 6,479.23, 9,719.00 and 2,319.53

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Solution

The fourth proportional to 6,479.23, 9,719.00 and 2,319.53 is: 3,479.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.23 : 9,719.00 = 2,319.53 : x
  2. Step 2: Convert to fraction form
    6,479.23/9,719.00 = 2,319.53/x
  3. Step 3: Cross multiply
    6,479.23x = 9,719.00 × 2,319.53
  4. Step 4: Simplify right side
    6,479.23x = 22,543,451.88
  5. Step 5: Solve for x
    x = 22,543,451.88/6,479.23
  6. Step 6: Final answer
    x = 3,479.34

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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.