Home / 5,285.05-7,927.65-1,997.26

Finding the Fourth Proportional to 5,285.05, 7,927.65 and 1,997.26

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Solution

The fourth proportional to 5,285.05, 7,927.65 and 1,997.26 is: 2,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.05 : 7,927.65 = 1,997.26 : x
  2. Step 2: Convert to fraction form
    5,285.05/7,927.65 = 1,997.26/x
  3. Step 3: Cross multiply
    5,285.05x = 7,927.65 × 1,997.26
  4. Step 4: Simplify right side
    5,285.05x = 15,833,552.80
  5. Step 5: Solve for x
    x = 15,833,552.80/5,285.05
  6. Step 6: Final answer
    x = 2,995.91

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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.