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Finding the Fourth Proportional to 6,451.32, 9,673.62 and 3,331.32

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Solution

The fourth proportional to 6,451.32, 9,673.62 and 3,331.32 is: 4,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.32 : 9,673.62 = 3,331.32 : x
  2. Step 2: Convert to fraction form
    6,451.32/9,673.62 = 3,331.32/x
  3. Step 3: Cross multiply
    6,451.32x = 9,673.62 × 3,331.32
  4. Step 4: Simplify right side
    6,451.32x = 32,225,923.78
  5. Step 5: Solve for x
    x = 32,225,923.78/6,451.32
  6. Step 6: Final answer
    x = 4,995.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.