Home / 5,008.70-6,911.93-3,240.27

Finding the Fourth Proportional to 5,008.70, 6,911.93 and 3,240.27

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Solution

The fourth proportional to 5,008.70, 6,911.93 and 3,240.27 is: 4,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.70 : 6,911.93 = 3,240.27 : x
  2. Step 2: Convert to fraction form
    5,008.70/6,911.93 = 3,240.27/x
  3. Step 3: Cross multiply
    5,008.70x = 6,911.93 × 3,240.27
  4. Step 4: Simplify right side
    5,008.70x = 22,396,527.52
  5. Step 5: Solve for x
    x = 22,396,527.52/5,008.70
  6. Step 6: Final answer
    x = 4,471.52

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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.