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Finding the Fourth Proportional to 8,852.55, 13,337.94 and 8,009.25

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Solution

The fourth proportional to 8,852.55, 13,337.94 and 8,009.25 is: 12,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.55 : 13,337.94 = 8,009.25 : x
  2. Step 2: Convert to fraction form
    8,852.55/13,337.94 = 8,009.25/x
  3. Step 3: Cross multiply
    8,852.55x = 13,337.94 × 8,009.25
  4. Step 4: Simplify right side
    8,852.55x = 106,826,895.95
  5. Step 5: Solve for x
    x = 106,826,895.95/8,852.55
  6. Step 6: Final answer
    x = 12,067.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.