Home / 6,148.62-9,229.05-2,688.30

Finding the Fourth Proportional to 6,148.62, 9,229.05 and 2,688.30

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Solution

The fourth proportional to 6,148.62, 9,229.05 and 2,688.30 is: 4,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148.62 : 9,229.05 = 2,688.30 : x
  2. Step 2: Convert to fraction form
    6,148.62/9,229.05 = 2,688.30/x
  3. Step 3: Cross multiply
    6,148.62x = 9,229.05 × 2,688.30
  4. Step 4: Simplify right side
    6,148.62x = 24,810,455.12
  5. Step 5: Solve for x
    x = 24,810,455.12/6,148.62
  6. Step 6: Final answer
    x = 4,035.13

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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.