Home / 8,087.08-12,125.52-3,698.90

Finding the Fourth Proportional to 8,087.08, 12,125.52 and 3,698.90

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Solution

The fourth proportional to 8,087.08, 12,125.52 and 3,698.90 is: 5,546.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.08 : 12,125.52 = 3,698.90 : x
  2. Step 2: Convert to fraction form
    8,087.08/12,125.52 = 3,698.90/x
  3. Step 3: Cross multiply
    8,087.08x = 12,125.52 × 3,698.90
  4. Step 4: Simplify right side
    8,087.08x = 44,851,085.93
  5. Step 5: Solve for x
    x = 44,851,085.93/8,087.08
  6. Step 6: Final answer
    x = 5,546.02

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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.