Home / 8,060.40-12,085.74-3,681.54

Finding the Fourth Proportional to 8,060.40, 12,085.74 and 3,681.54

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Solution

The fourth proportional to 8,060.40, 12,085.74 and 3,681.54 is: 5,520.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060.40 : 12,085.74 = 3,681.54 : x
  2. Step 2: Convert to fraction form
    8,060.40/12,085.74 = 3,681.54/x
  3. Step 3: Cross multiply
    8,060.40x = 12,085.74 × 3,681.54
  4. Step 4: Simplify right side
    8,060.40x = 44,494,135.24
  5. Step 5: Solve for x
    x = 44,494,135.24/8,060.40
  6. Step 6: Final answer
    x = 5,520.09

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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.