Home / 3,580.49-4,940.76-2,088.54

Finding the Fourth Proportional to 3,580.49, 4,940.76 and 2,088.54

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Solution

The fourth proportional to 3,580.49, 4,940.76 and 2,088.54 is: 2,882.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.49 : 4,940.76 = 2,088.54 : x
  2. Step 2: Convert to fraction form
    3,580.49/4,940.76 = 2,088.54/x
  3. Step 3: Cross multiply
    3,580.49x = 4,940.76 × 2,088.54
  4. Step 4: Simplify right side
    3,580.49x = 10,318,967.06
  5. Step 5: Solve for x
    x = 10,318,967.06/3,580.49
  6. Step 6: Final answer
    x = 2,882.00

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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.