Home / 8,795.10-12,142.90-7,849.27

Finding the Fourth Proportional to 8,795.10, 12,142.90 and 7,849.27

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Solution

The fourth proportional to 8,795.10, 12,142.90 and 7,849.27 is: 10,837.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.10 : 12,142.90 = 7,849.27 : x
  2. Step 2: Convert to fraction form
    8,795.10/12,142.90 = 7,849.27/x
  3. Step 3: Cross multiply
    8,795.10x = 12,142.90 × 7,849.27
  4. Step 4: Simplify right side
    8,795.10x = 95,312,850.70
  5. Step 5: Solve for x
    x = 95,312,850.70/8,795.10
  6. Step 6: Final answer
    x = 10,837.04

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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.