Home / 8,801.68-12,146.44-4,822.72

Finding the Fourth Proportional to 8,801.68, 12,146.44 and 4,822.72

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Solution

The fourth proportional to 8,801.68, 12,146.44 and 4,822.72 is: 6,655.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.68 : 12,146.44 = 4,822.72 : x
  2. Step 2: Convert to fraction form
    8,801.68/12,146.44 = 4,822.72/x
  3. Step 3: Cross multiply
    8,801.68x = 12,146.44 × 4,822.72
  4. Step 4: Simplify right side
    8,801.68x = 58,578,879.12
  5. Step 5: Solve for x
    x = 58,578,879.12/8,801.68
  6. Step 6: Final answer
    x = 6,655.42

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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.