Home / 5,162.93-7,117.03-3,170.02

Finding the Fourth Proportional to 5,162.93, 7,117.03 and 3,170.02

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Solution

The fourth proportional to 5,162.93, 7,117.03 and 3,170.02 is: 4,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.93 : 7,117.03 = 3,170.02 : x
  2. Step 2: Convert to fraction form
    5,162.93/7,117.03 = 3,170.02/x
  3. Step 3: Cross multiply
    5,162.93x = 7,117.03 × 3,170.02
  4. Step 4: Simplify right side
    5,162.93x = 22,561,127.44
  5. Step 5: Solve for x
    x = 22,561,127.44/5,162.93
  6. Step 6: Final answer
    x = 4,369.83

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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.