Home / 5,340.94-8,013.49-2,220.14

Finding the Fourth Proportional to 5,340.94, 8,013.49 and 2,220.14

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Solution

The fourth proportional to 5,340.94, 8,013.49 and 2,220.14 is: 3,331.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.94 : 8,013.49 = 2,220.14 : x
  2. Step 2: Convert to fraction form
    5,340.94/8,013.49 = 2,220.14/x
  3. Step 3: Cross multiply
    5,340.94x = 8,013.49 × 2,220.14
  4. Step 4: Simplify right side
    5,340.94x = 17,791,084.17
  5. Step 5: Solve for x
    x = 17,791,084.17/5,340.94
  6. Step 6: Final answer
    x = 3,331.08

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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.