Home / 7,212.54-10,817.73-2,281.54

Finding the Fourth Proportional to 7,212.54, 10,817.73 and 2,281.54

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Solution

The fourth proportional to 7,212.54, 10,817.73 and 2,281.54 is: 3,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212.54 : 10,817.73 = 2,281.54 : x
  2. Step 2: Convert to fraction form
    7,212.54/10,817.73 = 2,281.54/x
  3. Step 3: Cross multiply
    7,212.54x = 10,817.73 × 2,281.54
  4. Step 4: Simplify right side
    7,212.54x = 24,681,083.70
  5. Step 5: Solve for x
    x = 24,681,083.70/7,212.54
  6. Step 6: Final answer
    x = 3,421.97

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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.