Home / 6,974.54-10,445.34-5,503.88

Finding the Fourth Proportional to 6,974.54, 10,445.34 and 5,503.88

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Solution

The fourth proportional to 6,974.54, 10,445.34 and 5,503.88 is: 8,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.54 : 10,445.34 = 5,503.88 : x
  2. Step 2: Convert to fraction form
    6,974.54/10,445.34 = 5,503.88/x
  3. Step 3: Cross multiply
    6,974.54x = 10,445.34 × 5,503.88
  4. Step 4: Simplify right side
    6,974.54x = 57,489,897.92
  5. Step 5: Solve for x
    x = 57,489,897.92/6,974.54
  6. Step 6: Final answer
    x = 8,242.82

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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.