Home / 5,721.68-8,570.37-3,255.23

Finding the Fourth Proportional to 5,721.68, 8,570.37 and 3,255.23

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Solution

The fourth proportional to 5,721.68, 8,570.37 and 3,255.23 is: 4,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.68 : 8,570.37 = 3,255.23 : x
  2. Step 2: Convert to fraction form
    5,721.68/8,570.37 = 3,255.23/x
  3. Step 3: Cross multiply
    5,721.68x = 8,570.37 × 3,255.23
  4. Step 4: Simplify right side
    5,721.68x = 27,898,525.54
  5. Step 5: Solve for x
    x = 27,898,525.54/5,721.68
  6. Step 6: Final answer
    x = 4,875.93

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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.