Home / 5,388.22-8,074.94-4,070.88

Finding the Fourth Proportional to 5,388.22, 8,074.94 and 4,070.88

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Solution

The fourth proportional to 5,388.22, 8,074.94 and 4,070.88 is: 6,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.22 : 8,074.94 = 4,070.88 : x
  2. Step 2: Convert to fraction form
    5,388.22/8,074.94 = 4,070.88/x
  3. Step 3: Cross multiply
    5,388.22x = 8,074.94 × 4,070.88
  4. Step 4: Simplify right side
    5,388.22x = 32,872,111.75
  5. Step 5: Solve for x
    x = 32,872,111.75/5,388.22
  6. Step 6: Final answer
    x = 6,100.74

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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.