Home / 5,232.32-7,228.32-4,120.64

Finding the Fourth Proportional to 5,232.32, 7,228.32 and 4,120.64

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Solution

The fourth proportional to 5,232.32, 7,228.32 and 4,120.64 is: 5,692.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.32 : 7,228.32 = 4,120.64 : x
  2. Step 2: Convert to fraction form
    5,232.32/7,228.32 = 4,120.64/x
  3. Step 3: Cross multiply
    5,232.32x = 7,228.32 × 4,120.64
  4. Step 4: Simplify right side
    5,232.32x = 29,785,304.52
  5. Step 5: Solve for x
    x = 29,785,304.52/5,232.32
  6. Step 6: Final answer
    x = 5,692.56

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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.