Home / 8,060.40-12,085.20-3,675.60

Finding the Fourth Proportional to 8,060.40, 12,085.20 and 3,675.60

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Solution

The fourth proportional to 8,060.40, 12,085.20 and 3,675.60 is: 5,510.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060.40 : 12,085.20 = 3,675.60 : x
  2. Step 2: Convert to fraction form
    8,060.40/12,085.20 = 3,675.60/x
  3. Step 3: Cross multiply
    8,060.40x = 12,085.20 × 3,675.60
  4. Step 4: Simplify right side
    8,060.40x = 44,420,361.12
  5. Step 5: Solve for x
    x = 44,420,361.12/8,060.40
  6. Step 6: Final answer
    x = 5,510.94

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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.