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Finding the Fourth Proportional to 6,753.32, 9,323.88 and 4,238.84

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Solution

The fourth proportional to 6,753.32, 9,323.88 and 4,238.84 is: 5,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,753.32 : 9,323.88 = 4,238.84 : x
  2. Step 2: Convert to fraction form
    6,753.32/9,323.88 = 4,238.84/x
  3. Step 3: Cross multiply
    6,753.32x = 9,323.88 × 4,238.84
  4. Step 4: Simplify right side
    6,753.32x = 39,522,435.50
  5. Step 5: Solve for x
    x = 39,522,435.50/6,753.32
  6. Step 6: Final answer
    x = 5,852.30

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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.