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Finding the Fourth Proportional to 9,953.67, 14,935.67 and 4,410.84

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Solution

The fourth proportional to 9,953.67, 14,935.67 and 4,410.84 is: 6,618.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953.67 : 14,935.67 = 4,410.84 : x
  2. Step 2: Convert to fraction form
    9,953.67/14,935.67 = 4,410.84/x
  3. Step 3: Cross multiply
    9,953.67x = 14,935.67 × 4,410.84
  4. Step 4: Simplify right side
    9,953.67x = 65,878,850.66
  5. Step 5: Solve for x
    x = 65,878,850.66/9,953.67
  6. Step 6: Final answer
    x = 6,618.55

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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.