Home / 5,340.67-8,011.04-2,220.62

Finding the Fourth Proportional to 5,340.67, 8,011.04 and 2,220.62

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Solution

The fourth proportional to 5,340.67, 8,011.04 and 2,220.62 is: 3,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.67 : 8,011.04 = 2,220.62 : x
  2. Step 2: Convert to fraction form
    5,340.67/8,011.04 = 2,220.62/x
  3. Step 3: Cross multiply
    5,340.67x = 8,011.04 × 2,220.62
  4. Step 4: Simplify right side
    5,340.67x = 17,789,424.49
  5. Step 5: Solve for x
    x = 17,789,424.49/5,340.67
  6. Step 6: Final answer
    x = 3,330.94

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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.