Home / 5,285.24-7,927.18-1,997.91

Finding the Fourth Proportional to 5,285.24, 7,927.18 and 1,997.91

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Solution

The fourth proportional to 5,285.24, 7,927.18 and 1,997.91 is: 2,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.24 : 7,927.18 = 1,997.91 : x
  2. Step 2: Convert to fraction form
    5,285.24/7,927.18 = 1,997.91/x
  3. Step 3: Cross multiply
    5,285.24x = 7,927.18 × 1,997.91
  4. Step 4: Simplify right side
    5,285.24x = 15,837,782.20
  5. Step 5: Solve for x
    x = 15,837,782.20/5,285.24
  6. Step 6: Final answer
    x = 2,996.61

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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.