Home / 8,795.10-12,142.91-7,849.28

Finding the Fourth Proportional to 8,795.10, 12,142.91 and 7,849.28

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Solution

The fourth proportional to 8,795.10, 12,142.91 and 7,849.28 is: 10,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.10 : 12,142.91 = 7,849.28 : x
  2. Step 2: Convert to fraction form
    8,795.10/12,142.91 = 7,849.28/x
  3. Step 3: Cross multiply
    8,795.10x = 12,142.91 × 7,849.28
  4. Step 4: Simplify right side
    8,795.10x = 95,313,000.64
  5. Step 5: Solve for x
    x = 95,313,000.64/8,795.10
  6. Step 6: Final answer
    x = 10,837.06

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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.