Home / 8,277.06-12,421.52-3,012.06

Finding the Fourth Proportional to 8,277.06, 12,421.52 and 3,012.06

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Solution

The fourth proportional to 8,277.06, 12,421.52 and 3,012.06 is: 4,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.06 : 12,421.52 = 3,012.06 : x
  2. Step 2: Convert to fraction form
    8,277.06/12,421.52 = 3,012.06/x
  3. Step 3: Cross multiply
    8,277.06x = 12,421.52 × 3,012.06
  4. Step 4: Simplify right side
    8,277.06x = 37,414,363.53
  5. Step 5: Solve for x
    x = 37,414,363.53/8,277.06
  6. Step 6: Final answer
    x = 4,520.25

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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.