Home / 8,110.02-12,084.42-7,225.74

Finding the Fourth Proportional to 8,110.02, 12,084.42 and 7,225.74

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Solution

The fourth proportional to 8,110.02, 12,084.42 and 7,225.74 is: 10,766.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.02 : 12,084.42 = 7,225.74 : x
  2. Step 2: Convert to fraction form
    8,110.02/12,084.42 = 7,225.74/x
  3. Step 3: Cross multiply
    8,110.02x = 12,084.42 × 7,225.74
  4. Step 4: Simplify right side
    8,110.02x = 87,318,904.07
  5. Step 5: Solve for x
    x = 87,318,904.07/8,110.02
  6. Step 6: Final answer
    x = 10,766.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.