Home / 5,919.90-8,882.56-2,222.42

Finding the Fourth Proportional to 5,919.90, 8,882.56 and 2,222.42

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Solution

The fourth proportional to 5,919.90, 8,882.56 and 2,222.42 is: 3,334.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.90 : 8,882.56 = 2,222.42 : x
  2. Step 2: Convert to fraction form
    5,919.90/8,882.56 = 2,222.42/x
  3. Step 3: Cross multiply
    5,919.90x = 8,882.56 × 2,222.42
  4. Step 4: Simplify right side
    5,919.90x = 19,740,779.00
  5. Step 5: Solve for x
    x = 19,740,779.00/5,919.90
  6. Step 6: Final answer
    x = 3,334.65

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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.