Home / 6,218.28-9,328.46-4,429.52

Finding the Fourth Proportional to 6,218.28, 9,328.46 and 4,429.52

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Solution

The fourth proportional to 6,218.28, 9,328.46 and 4,429.52 is: 6,645.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.28 : 9,328.46 = 4,429.52 : x
  2. Step 2: Convert to fraction form
    6,218.28/9,328.46 = 4,429.52/x
  3. Step 3: Cross multiply
    6,218.28x = 9,328.46 × 4,429.52
  4. Step 4: Simplify right side
    6,218.28x = 41,320,600.14
  5. Step 5: Solve for x
    x = 41,320,600.14/6,218.28
  6. Step 6: Final answer
    x = 6,645.02

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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.