Home / 6,379.40-9,565.18-2,479.26

Finding the Fourth Proportional to 6,379.40, 9,565.18 and 2,479.26

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Solution

The fourth proportional to 6,379.40, 9,565.18 and 2,479.26 is: 3,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.40 : 9,565.18 = 2,479.26 : x
  2. Step 2: Convert to fraction form
    6,379.40/9,565.18 = 2,479.26/x
  3. Step 3: Cross multiply
    6,379.40x = 9,565.18 × 2,479.26
  4. Step 4: Simplify right side
    6,379.40x = 23,714,568.17
  5. Step 5: Solve for x
    x = 23,714,568.17/6,379.40
  6. Step 6: Final answer
    x = 3,717.37

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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.