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Finding the Fourth Proportional to 10,804.52, 16,206.46 and 5,905.17

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Solution

The fourth proportional to 10,804.52, 16,206.46 and 5,905.17 is: 8,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804.52 : 16,206.46 = 5,905.17 : x
  2. Step 2: Convert to fraction form
    10,804.52/16,206.46 = 5,905.17/x
  3. Step 3: Cross multiply
    10,804.52x = 16,206.46 × 5,905.17
  4. Step 4: Simplify right side
    10,804.52x = 95,701,886.64
  5. Step 5: Solve for x
    x = 95,701,886.64/10,804.52
  6. Step 6: Final answer
    x = 8,857.58

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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.