Home / 2,769.62-4,153.61-2,281.46

Finding the Fourth Proportional to 2,769.62, 4,153.61 and 2,281.46

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Solution

The fourth proportional to 2,769.62, 4,153.61 and 2,281.46 is: 3,421.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.62 : 4,153.61 = 2,281.46 : x
  2. Step 2: Convert to fraction form
    2,769.62/4,153.61 = 2,281.46/x
  3. Step 3: Cross multiply
    2,769.62x = 4,153.61 × 2,281.46
  4. Step 4: Simplify right side
    2,769.62x = 9,476,280.01
  5. Step 5: Solve for x
    x = 9,476,280.01/2,769.62
  6. Step 6: Final answer
    x = 3,421.52

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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.