Home / 5,249.32-7,243.80-3,386.32

Finding the Fourth Proportional to 5,249.32, 7,243.80 and 3,386.32

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Solution

The fourth proportional to 5,249.32, 7,243.80 and 3,386.32 is: 4,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.32 : 7,243.80 = 3,386.32 : x
  2. Step 2: Convert to fraction form
    5,249.32/7,243.80 = 3,386.32/x
  3. Step 3: Cross multiply
    5,249.32x = 7,243.80 × 3,386.32
  4. Step 4: Simplify right side
    5,249.32x = 24,529,824.82
  5. Step 5: Solve for x
    x = 24,529,824.82/5,249.32
  6. Step 6: Final answer
    x = 4,672.95

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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.