Home / 7,925.90-11,882.15-4,997.75

Finding the Fourth Proportional to 7,925.90, 11,882.15 and 4,997.75

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Solution

The fourth proportional to 7,925.90, 11,882.15 and 4,997.75 is: 7,492.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.90 : 11,882.15 = 4,997.75 : x
  2. Step 2: Convert to fraction form
    7,925.90/11,882.15 = 4,997.75/x
  3. Step 3: Cross multiply
    7,925.90x = 11,882.15 × 4,997.75
  4. Step 4: Simplify right side
    7,925.90x = 59,383,930.76
  5. Step 5: Solve for x
    x = 59,383,930.76/7,925.90
  6. Step 6: Final answer
    x = 7,492.39

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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.