Home / 6,580.17-9,872.99-2,880.49

Finding the Fourth Proportional to 6,580.17, 9,872.99 and 2,880.49

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Solution

The fourth proportional to 6,580.17, 9,872.99 and 2,880.49 is: 4,321.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.17 : 9,872.99 = 2,880.49 : x
  2. Step 2: Convert to fraction form
    6,580.17/9,872.99 = 2,880.49/x
  3. Step 3: Cross multiply
    6,580.17x = 9,872.99 × 2,880.49
  4. Step 4: Simplify right side
    6,580.17x = 28,439,059.25
  5. Step 5: Solve for x
    x = 28,439,059.25/6,580.17
  6. Step 6: Final answer
    x = 4,321.94

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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.