Home / 6,213.96-9,307.50-2,922.12

Finding the Fourth Proportional to 6,213.96, 9,307.50 and 2,922.12

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Solution

The fourth proportional to 6,213.96, 9,307.50 and 2,922.12 is: 4,376.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.96 : 9,307.50 = 2,922.12 : x
  2. Step 2: Convert to fraction form
    6,213.96/9,307.50 = 2,922.12/x
  3. Step 3: Cross multiply
    6,213.96x = 9,307.50 × 2,922.12
  4. Step 4: Simplify right side
    6,213.96x = 27,197,631.90
  5. Step 5: Solve for x
    x = 27,197,631.90/6,213.96
  6. Step 6: Final answer
    x = 4,376.86

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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.