Home / 7,900.19-11,850.27-2,056.64

Finding the Fourth Proportional to 7,900.19, 11,850.27 and 2,056.64

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Solution

The fourth proportional to 7,900.19, 11,850.27 and 2,056.64 is: 3,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900.19 : 11,850.27 = 2,056.64 : x
  2. Step 2: Convert to fraction form
    7,900.19/11,850.27 = 2,056.64/x
  3. Step 3: Cross multiply
    7,900.19x = 11,850.27 × 2,056.64
  4. Step 4: Simplify right side
    7,900.19x = 24,371,680.04
  5. Step 5: Solve for x
    x = 24,371,680.04/7,900.19
  6. Step 6: Final answer
    x = 3,084.95

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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.