Home / 8,277.08-11,422.06-4,737.78

Finding the Fourth Proportional to 8,277.08, 11,422.06 and 4,737.78

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Solution

The fourth proportional to 8,277.08, 11,422.06 and 4,737.78 is: 6,537.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.08 : 11,422.06 = 4,737.78 : x
  2. Step 2: Convert to fraction form
    8,277.08/11,422.06 = 4,737.78/x
  3. Step 3: Cross multiply
    8,277.08x = 11,422.06 × 4,737.78
  4. Step 4: Simplify right side
    8,277.08x = 54,115,207.43
  5. Step 5: Solve for x
    x = 54,115,207.43/8,277.08
  6. Step 6: Final answer
    x = 6,537.96

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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.