Home / 5,479.25-8,218.06-2,015.69

Finding the Fourth Proportional to 5,479.25, 8,218.06 and 2,015.69

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Solution

The fourth proportional to 5,479.25, 8,218.06 and 2,015.69 is: 3,023.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.25 : 8,218.06 = 2,015.69 : x
  2. Step 2: Convert to fraction form
    5,479.25/8,218.06 = 2,015.69/x
  3. Step 3: Cross multiply
    5,479.25x = 8,218.06 × 2,015.69
  4. Step 4: Simplify right side
    5,479.25x = 16,565,061.36
  5. Step 5: Solve for x
    x = 16,565,061.36/5,479.25
  6. Step 6: Final answer
    x = 3,023.24

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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.