Home / 6,318.32-9,477.20-3,402.32

Finding the Fourth Proportional to 6,318.32, 9,477.20 and 3,402.32

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Solution

The fourth proportional to 6,318.32, 9,477.20 and 3,402.32 is: 5,103.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.32 : 9,477.20 = 3,402.32 : x
  2. Step 2: Convert to fraction form
    6,318.32/9,477.20 = 3,402.32/x
  3. Step 3: Cross multiply
    6,318.32x = 9,477.20 × 3,402.32
  4. Step 4: Simplify right side
    6,318.32x = 32,244,467.10
  5. Step 5: Solve for x
    x = 32,244,467.10/6,318.32
  6. Step 6: Final answer
    x = 5,103.33

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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.