Home / 12,849.04-17,731.60-6,961.04

Finding the Fourth Proportional to 12,849.04, 17,731.60 and 6,961.04

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Solution

The fourth proportional to 12,849.04, 17,731.60 and 6,961.04 is: 9,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,849.04 : 17,731.60 = 6,961.04 : x
  2. Step 2: Convert to fraction form
    12,849.04/17,731.60 = 6,961.04/x
  3. Step 3: Cross multiply
    12,849.04x = 17,731.60 × 6,961.04
  4. Step 4: Simplify right side
    12,849.04x = 123,430,376.86
  5. Step 5: Solve for x
    x = 123,430,376.86/12,849.04
  6. Step 6: Final answer
    x = 9,606.19

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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.