Home / 3,564.20-5,345.78-2,084.10

Finding the Fourth Proportional to 3,564.20, 5,345.78 and 2,084.10

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Solution

The fourth proportional to 3,564.20, 5,345.78 and 2,084.10 is: 3,125.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.20 : 5,345.78 = 2,084.10 : x
  2. Step 2: Convert to fraction form
    3,564.20/5,345.78 = 2,084.10/x
  3. Step 3: Cross multiply
    3,564.20x = 5,345.78 × 2,084.10
  4. Step 4: Simplify right side
    3,564.20x = 11,141,166.46
  5. Step 5: Solve for x
    x = 11,141,166.46/3,564.20
  6. Step 6: Final answer
    x = 3,125.85

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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.