Home / 7,414.48-10,224.39-6,355.99

Finding the Fourth Proportional to 7,414.48, 10,224.39 and 6,355.99

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Solution

The fourth proportional to 7,414.48, 10,224.39 and 6,355.99 is: 8,764.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.48 : 10,224.39 = 6,355.99 : x
  2. Step 2: Convert to fraction form
    7,414.48/10,224.39 = 6,355.99/x
  3. Step 3: Cross multiply
    7,414.48x = 10,224.39 × 6,355.99
  4. Step 4: Simplify right side
    7,414.48x = 64,986,120.60
  5. Step 5: Solve for x
    x = 64,986,120.60/7,414.48
  6. Step 6: Final answer
    x = 8,764.76

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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.