Home / 3,580.50-4,940.82-2,088.48

Finding the Fourth Proportional to 3,580.50, 4,940.82 and 2,088.48

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Solution

The fourth proportional to 3,580.50, 4,940.82 and 2,088.48 is: 2,881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.50 : 4,940.82 = 2,088.48 : x
  2. Step 2: Convert to fraction form
    3,580.50/4,940.82 = 2,088.48/x
  3. Step 3: Cross multiply
    3,580.50x = 4,940.82 × 2,088.48
  4. Step 4: Simplify right side
    3,580.50x = 10,318,803.75
  5. Step 5: Solve for x
    x = 10,318,803.75/3,580.50
  6. Step 6: Final answer
    x = 2,881.94

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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.