Home / 7,991.96-11,024.85-5,343.26

Finding the Fourth Proportional to 7,991.96, 11,024.85 and 5,343.26

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Solution

The fourth proportional to 7,991.96, 11,024.85 and 5,343.26 is: 7,370.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,991.96 : 11,024.85 = 5,343.26 : x
  2. Step 2: Convert to fraction form
    7,991.96/11,024.85 = 5,343.26/x
  3. Step 3: Cross multiply
    7,991.96x = 11,024.85 × 5,343.26
  4. Step 4: Simplify right side
    7,991.96x = 58,908,584.89
  5. Step 5: Solve for x
    x = 58,908,584.89/7,991.96
  6. Step 6: Final answer
    x = 7,370.99

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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.