Home / 6,479.23-9,718.99-2,319.52

Finding the Fourth Proportional to 6,479.23, 9,718.99 and 2,319.52

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Solution

The fourth proportional to 6,479.23, 9,718.99 and 2,319.52 is: 3,479.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.23 : 9,718.99 = 2,319.52 : x
  2. Step 2: Convert to fraction form
    6,479.23/9,718.99 = 2,319.52/x
  3. Step 3: Cross multiply
    6,479.23x = 9,718.99 × 2,319.52
  4. Step 4: Simplify right side
    6,479.23x = 22,543,391.68
  5. Step 5: Solve for x
    x = 22,543,391.68/6,479.23
  6. Step 6: Final answer
    x = 3,479.33

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1.5x scale

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.