Home / 5,822.80-8,035.36-3,170.20

Finding the Fourth Proportional to 5,822.80, 8,035.36 and 3,170.20

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Solution

The fourth proportional to 5,822.80, 8,035.36 and 3,170.20 is: 4,374.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.80 : 8,035.36 = 3,170.20 : x
  2. Step 2: Convert to fraction form
    5,822.80/8,035.36 = 3,170.20/x
  3. Step 3: Cross multiply
    5,822.80x = 8,035.36 × 3,170.20
  4. Step 4: Simplify right side
    5,822.80x = 25,473,698.27
  5. Step 5: Solve for x
    x = 25,473,698.27/5,822.80
  6. Step 6: Final answer
    x = 4,374.82

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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.