Home / 5,872.30-8,798.56-2,906.80

Finding the Fourth Proportional to 5,872.30, 8,798.56 and 2,906.80

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Solution

The fourth proportional to 5,872.30, 8,798.56 and 2,906.80 is: 4,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.30 : 8,798.56 = 2,906.80 : x
  2. Step 2: Convert to fraction form
    5,872.30/8,798.56 = 2,906.80/x
  3. Step 3: Cross multiply
    5,872.30x = 8,798.56 × 2,906.80
  4. Step 4: Simplify right side
    5,872.30x = 25,575,654.21
  5. Step 5: Solve for x
    x = 25,575,654.21/5,872.30
  6. Step 6: Final answer
    x = 4,355.30

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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.