Home / 7,393.20-10,203.60-4,249.68

Finding the Fourth Proportional to 7,393.20, 10,203.60 and 4,249.68

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Solution

The fourth proportional to 7,393.20, 10,203.60 and 4,249.68 is: 5,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.20 : 10,203.60 = 4,249.68 : x
  2. Step 2: Convert to fraction form
    7,393.20/10,203.60 = 4,249.68/x
  3. Step 3: Cross multiply
    7,393.20x = 10,203.60 × 4,249.68
  4. Step 4: Simplify right side
    7,393.20x = 43,362,034.85
  5. Step 5: Solve for x
    x = 43,362,034.85/7,393.20
  6. Step 6: Final answer
    x = 5,865.12

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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.