Home / 3,270.65-4,511.95-2,011.19

Finding the Fourth Proportional to 3,270.65, 4,511.95 and 2,011.19

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Solution

The fourth proportional to 3,270.65, 4,511.95 and 2,011.19 is: 2,774.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.65 : 4,511.95 = 2,011.19 : x
  2. Step 2: Convert to fraction form
    3,270.65/4,511.95 = 2,011.19/x
  3. Step 3: Cross multiply
    3,270.65x = 4,511.95 × 2,011.19
  4. Step 4: Simplify right side
    3,270.65x = 9,074,394.97
  5. Step 5: Solve for x
    x = 9,074,394.97/3,270.65
  6. Step 6: Final answer
    x = 2,774.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.