Home / 4,299.28-6,442.74-3,308.24

Finding the Fourth Proportional to 4,299.28, 6,442.74 and 3,308.24

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Solution

The fourth proportional to 4,299.28, 6,442.74 and 3,308.24 is: 4,957.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.28 : 6,442.74 = 3,308.24 : x
  2. Step 2: Convert to fraction form
    4,299.28/6,442.74 = 3,308.24/x
  3. Step 3: Cross multiply
    4,299.28x = 6,442.74 × 3,308.24
  4. Step 4: Simplify right side
    4,299.28x = 21,314,146.28
  5. Step 5: Solve for x
    x = 21,314,146.28/4,299.28
  6. Step 6: Final answer
    x = 4,957.61

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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.