Home / 5,117.38-7,674.93-1,997.47

Finding the Fourth Proportional to 5,117.38, 7,674.93 and 1,997.47

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Solution

The fourth proportional to 5,117.38, 7,674.93 and 1,997.47 is: 2,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.38 : 7,674.93 = 1,997.47 : x
  2. Step 2: Convert to fraction form
    5,117.38/7,674.93 = 1,997.47/x
  3. Step 3: Cross multiply
    5,117.38x = 7,674.93 × 1,997.47
  4. Step 4: Simplify right side
    5,117.38x = 15,330,442.43
  5. Step 5: Solve for x
    x = 15,330,442.43/5,117.38
  6. Step 6: Final answer
    x = 2,995.76

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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.