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Finding the Fourth Proportional to 6,625.62, 9,935.73 and 2,877.66

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Solution

The fourth proportional to 6,625.62, 9,935.73 and 2,877.66 is: 4,315.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.62 : 9,935.73 = 2,877.66 : x
  2. Step 2: Convert to fraction form
    6,625.62/9,935.73 = 2,877.66/x
  3. Step 3: Cross multiply
    6,625.62x = 9,935.73 × 2,877.66
  4. Step 4: Simplify right side
    6,625.62x = 28,591,652.79
  5. Step 5: Solve for x
    x = 28,591,652.79/6,625.62
  6. Step 6: Final answer
    x = 4,315.32

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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.