Home / 8,838.22-12,197.92-5,703.52

Finding the Fourth Proportional to 8,838.22, 12,197.92 and 5,703.52

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Solution

The fourth proportional to 8,838.22, 12,197.92 and 5,703.52 is: 7,871.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.22 : 12,197.92 = 5,703.52 : x
  2. Step 2: Convert to fraction form
    8,838.22/12,197.92 = 5,703.52/x
  3. Step 3: Cross multiply
    8,838.22x = 12,197.92 × 5,703.52
  4. Step 4: Simplify right side
    8,838.22x = 69,571,080.68
  5. Step 5: Solve for x
    x = 69,571,080.68/8,838.22
  6. Step 6: Final answer
    x = 7,871.62

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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.