Home / 7,355.09-10,150.07-3,997.93

Finding the Fourth Proportional to 7,355.09, 10,150.07 and 3,997.93

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Solution

The fourth proportional to 7,355.09, 10,150.07 and 3,997.93 is: 5,517.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.09 : 10,150.07 = 3,997.93 : x
  2. Step 2: Convert to fraction form
    7,355.09/10,150.07 = 3,997.93/x
  3. Step 3: Cross multiply
    7,355.09x = 10,150.07 × 3,997.93
  4. Step 4: Simplify right side
    7,355.09x = 40,579,223.99
  5. Step 5: Solve for x
    x = 40,579,223.99/7,355.09
  6. Step 6: Final answer
    x = 5,517.17

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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.