Home / 5,117.65-7,673.13-1,997.96

Finding the Fourth Proportional to 5,117.65, 7,673.13 and 1,997.96

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Solution

The fourth proportional to 5,117.65, 7,673.13 and 1,997.96 is: 2,995.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.65 : 7,673.13 = 1,997.96 : x
  2. Step 2: Convert to fraction form
    5,117.65/7,673.13 = 1,997.96/x
  3. Step 3: Cross multiply
    5,117.65x = 7,673.13 × 1,997.96
  4. Step 4: Simplify right side
    5,117.65x = 15,330,568.45
  5. Step 5: Solve for x
    x = 15,330,568.45/5,117.65
  6. Step 6: Final answer
    x = 2,995.63

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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.