Home / 6,767.22-9,339.12-4,114.20

Finding the Fourth Proportional to 6,767.22, 9,339.12 and 4,114.20

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Solution

The fourth proportional to 6,767.22, 9,339.12 and 4,114.20 is: 5,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.22 : 9,339.12 = 4,114.20 : x
  2. Step 2: Convert to fraction form
    6,767.22/9,339.12 = 4,114.20/x
  3. Step 3: Cross multiply
    6,767.22x = 9,339.12 × 4,114.20
  4. Step 4: Simplify right side
    6,767.22x = 38,423,007.50
  5. Step 5: Solve for x
    x = 38,423,007.50/6,767.22
  6. Step 6: Final answer
    x = 5,677.81

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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.