Home / 7,084.22-10,626.56-2,153.90

Finding the Fourth Proportional to 7,084.22, 10,626.56 and 2,153.90

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Solution

The fourth proportional to 7,084.22, 10,626.56 and 2,153.90 is: 3,230.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.22 : 10,626.56 = 2,153.90 : x
  2. Step 2: Convert to fraction form
    7,084.22/10,626.56 = 2,153.90/x
  3. Step 3: Cross multiply
    7,084.22x = 10,626.56 × 2,153.90
  4. Step 4: Simplify right side
    7,084.22x = 22,888,563.38
  5. Step 5: Solve for x
    x = 22,888,563.38/7,084.22
  6. Step 6: Final answer
    x = 3,230.92

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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.