Home / 6,114.24-8,438.40-4,022.64

Finding the Fourth Proportional to 6,114.24, 8,438.40 and 4,022.64

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Solution

The fourth proportional to 6,114.24, 8,438.40 and 4,022.64 is: 5,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,114.24 : 8,438.40 = 4,022.64 : x
  2. Step 2: Convert to fraction form
    6,114.24/8,438.40 = 4,022.64/x
  3. Step 3: Cross multiply
    6,114.24x = 8,438.40 × 4,022.64
  4. Step 4: Simplify right side
    6,114.24x = 33,944,645.38
  5. Step 5: Solve for x
    x = 33,944,645.38/6,114.24
  6. Step 6: Final answer
    x = 5,551.74

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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.