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Finding the Fourth Proportional to 8,796.67, 13,196.99 and 2,953.13

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Solution

The fourth proportional to 8,796.67, 13,196.99 and 2,953.13 is: 4,430.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,796.67 : 13,196.99 = 2,953.13 : x
  2. Step 2: Convert to fraction form
    8,796.67/13,196.99 = 2,953.13/x
  3. Step 3: Cross multiply
    8,796.67x = 13,196.99 × 2,953.13
  4. Step 4: Simplify right side
    8,796.67x = 38,972,368.48
  5. Step 5: Solve for x
    x = 38,972,368.48/8,796.67
  6. Step 6: Final answer
    x = 4,430.36

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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.