Home / 6,885.60-9,499.20-4,232.16

Finding the Fourth Proportional to 6,885.60, 9,499.20 and 4,232.16

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Solution

The fourth proportional to 6,885.60, 9,499.20 and 4,232.16 is: 5,838.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.60 : 9,499.20 = 4,232.16 : x
  2. Step 2: Convert to fraction form
    6,885.60/9,499.20 = 4,232.16/x
  3. Step 3: Cross multiply
    6,885.60x = 9,499.20 × 4,232.16
  4. Step 4: Simplify right side
    6,885.60x = 40,202,134.27
  5. Step 5: Solve for x
    x = 40,202,134.27/6,885.60
  6. Step 6: Final answer
    x = 5,838.58

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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.