Home / 5,232.72-7,230.24-3,886.32

Finding the Fourth Proportional to 5,232.72, 7,230.24 and 3,886.32

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Solution

The fourth proportional to 5,232.72, 7,230.24 and 3,886.32 is: 5,369.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.72 : 7,230.24 = 3,886.32 : x
  2. Step 2: Convert to fraction form
    5,232.72/7,230.24 = 3,886.32/x
  3. Step 3: Cross multiply
    5,232.72x = 7,230.24 × 3,886.32
  4. Step 4: Simplify right side
    5,232.72x = 28,099,026.32
  5. Step 5: Solve for x
    x = 28,099,026.32/5,232.72
  6. Step 6: Final answer
    x = 5,369.87

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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.