Home / 5,727.51-8,602.20-3,540.51

Finding the Fourth Proportional to 5,727.51, 8,602.20 and 3,540.51

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Solution

The fourth proportional to 5,727.51, 8,602.20 and 3,540.51 is: 5,317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.51 : 8,602.20 = 3,540.51 : x
  2. Step 2: Convert to fraction form
    5,727.51/8,602.20 = 3,540.51/x
  3. Step 3: Cross multiply
    5,727.51x = 8,602.20 × 3,540.51
  4. Step 4: Simplify right side
    5,727.51x = 30,456,175.12
  5. Step 5: Solve for x
    x = 30,456,175.12/5,727.51
  6. Step 6: Final answer
    x = 5,317.52

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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.