Home / 6,880.48-10,314.12-2,197.90

Finding the Fourth Proportional to 6,880.48, 10,314.12 and 2,197.90

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Solution

The fourth proportional to 6,880.48, 10,314.12 and 2,197.90 is: 3,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.48 : 10,314.12 = 2,197.90 : x
  2. Step 2: Convert to fraction form
    6,880.48/10,314.12 = 2,197.90/x
  3. Step 3: Cross multiply
    6,880.48x = 10,314.12 × 2,197.90
  4. Step 4: Simplify right side
    6,880.48x = 22,669,404.35
  5. Step 5: Solve for x
    x = 22,669,404.35/6,880.48
  6. Step 6: Final answer
    x = 3,294.74

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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.