Home / 2,959.62-4,404.49-2,861.18

Finding the Fourth Proportional to 2,959.62, 4,404.49 and 2,861.18

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Solution

The fourth proportional to 2,959.62, 4,404.49 and 2,861.18 is: 4,257.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.62 : 4,404.49 = 2,861.18 : x
  2. Step 2: Convert to fraction form
    2,959.62/4,404.49 = 2,861.18/x
  3. Step 3: Cross multiply
    2,959.62x = 4,404.49 × 2,861.18
  4. Step 4: Simplify right side
    2,959.62x = 12,602,038.70
  5. Step 5: Solve for x
    x = 12,602,038.70/2,959.62
  6. Step 6: Final answer
    x = 4,257.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.