Home / 5,635.94-7,772.36-4,223.03

Finding the Fourth Proportional to 5,635.94, 7,772.36 and 4,223.03

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Solution

The fourth proportional to 5,635.94, 7,772.36 and 4,223.03 is: 5,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.94 : 7,772.36 = 4,223.03 : x
  2. Step 2: Convert to fraction form
    5,635.94/7,772.36 = 4,223.03/x
  3. Step 3: Cross multiply
    5,635.94x = 7,772.36 × 4,223.03
  4. Step 4: Simplify right side
    5,635.94x = 32,822,849.47
  5. Step 5: Solve for x
    x = 32,822,849.47/5,635.94
  6. Step 6: Final answer
    x = 5,823.85

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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.