Home / 6,212.31-9,320.09-2,316.75

Finding the Fourth Proportional to 6,212.31, 9,320.09 and 2,316.75

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Solution

The fourth proportional to 6,212.31, 9,320.09 and 2,316.75 is: 3,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.31 : 9,320.09 = 2,316.75 : x
  2. Step 2: Convert to fraction form
    6,212.31/9,320.09 = 2,316.75/x
  3. Step 3: Cross multiply
    6,212.31x = 9,320.09 × 2,316.75
  4. Step 4: Simplify right side
    6,212.31x = 21,592,306.92
  5. Step 5: Solve for x
    x = 21,592,306.92/6,212.31
  6. Step 6: Final answer
    x = 3,475.73

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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.