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Finding the Fourth Proportional to 9,866.83, 14,795.44 and 3,290.79

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Solution

The fourth proportional to 9,866.83, 14,795.44 and 3,290.79 is: 4,934.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,866.83 : 14,795.44 = 3,290.79 : x
  2. Step 2: Convert to fraction form
    9,866.83/14,795.44 = 3,290.79/x
  3. Step 3: Cross multiply
    9,866.83x = 14,795.44 × 3,290.79
  4. Step 4: Simplify right side
    9,866.83x = 48,688,686.00
  5. Step 5: Solve for x
    x = 48,688,686.00/9,866.83
  6. Step 6: Final answer
    x = 4,934.58

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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.