Home / 5,209.22-7,801.56-4,521.50

Finding the Fourth Proportional to 5,209.22, 7,801.56 and 4,521.50

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Solution

The fourth proportional to 5,209.22, 7,801.56 and 4,521.50 is: 6,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209.22 : 7,801.56 = 4,521.50 : x
  2. Step 2: Convert to fraction form
    5,209.22/7,801.56 = 4,521.50/x
  3. Step 3: Cross multiply
    5,209.22x = 7,801.56 × 4,521.50
  4. Step 4: Simplify right side
    5,209.22x = 35,274,753.54
  5. Step 5: Solve for x
    x = 35,274,753.54/5,209.22
  6. Step 6: Final answer
    x = 6,771.60

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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.