Home / 8,868.17-13,302.32-3,936.48

Finding the Fourth Proportional to 8,868.17, 13,302.32 and 3,936.48

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Solution

The fourth proportional to 8,868.17, 13,302.32 and 3,936.48 is: 5,904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.17 : 13,302.32 = 3,936.48 : x
  2. Step 2: Convert to fraction form
    8,868.17/13,302.32 = 3,936.48/x
  3. Step 3: Cross multiply
    8,868.17x = 13,302.32 × 3,936.48
  4. Step 4: Simplify right side
    8,868.17x = 52,364,296.95
  5. Step 5: Solve for x
    x = 52,364,296.95/8,868.17
  6. Step 6: Final answer
    x = 5,904.75

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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.