Home / 7,356.18-10,151.73-3,999.22

Finding the Fourth Proportional to 7,356.18, 10,151.73 and 3,999.22

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Solution

The fourth proportional to 7,356.18, 10,151.73 and 3,999.22 is: 5,519.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.18 : 10,151.73 = 3,999.22 : x
  2. Step 2: Convert to fraction form
    7,356.18/10,151.73 = 3,999.22/x
  3. Step 3: Cross multiply
    7,356.18x = 10,151.73 × 3,999.22
  4. Step 4: Simplify right side
    7,356.18x = 40,599,033.37
  5. Step 5: Solve for x
    x = 40,599,033.37/7,356.18
  6. Step 6: Final answer
    x = 5,519.03

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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.