Home / 3,011.13-4,521.56-2,270.79

Finding the Fourth Proportional to 3,011.13, 4,521.56 and 2,270.79

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Solution

The fourth proportional to 3,011.13, 4,521.56 and 2,270.79 is: 3,409.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.13 : 4,521.56 = 2,270.79 : x
  2. Step 2: Convert to fraction form
    3,011.13/4,521.56 = 2,270.79/x
  3. Step 3: Cross multiply
    3,011.13x = 4,521.56 × 2,270.79
  4. Step 4: Simplify right side
    3,011.13x = 10,267,501.88
  5. Step 5: Solve for x
    x = 10,267,501.88/3,011.13
  6. Step 6: Final answer
    x = 3,409.85

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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.