Home / 4,084.07-5,635.98-2,221.07

Finding the Fourth Proportional to 4,084.07, 5,635.98 and 2,221.07

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Solution

The fourth proportional to 4,084.07, 5,635.98 and 2,221.07 is: 3,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.07 : 5,635.98 = 2,221.07 : x
  2. Step 2: Convert to fraction form
    4,084.07/5,635.98 = 2,221.07/x
  3. Step 3: Cross multiply
    4,084.07x = 5,635.98 × 2,221.07
  4. Step 4: Simplify right side
    4,084.07x = 12,517,877.92
  5. Step 5: Solve for x
    x = 12,517,877.92/4,084.07
  6. Step 6: Final answer
    x = 3,065.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.