Home / 9,405.73-12,982.44-5,866.84

Finding the Fourth Proportional to 9,405.73, 12,982.44 and 5,866.84

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Solution

The fourth proportional to 9,405.73, 12,982.44 and 5,866.84 is: 8,097.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.73 : 12,982.44 = 5,866.84 : x
  2. Step 2: Convert to fraction form
    9,405.73/12,982.44 = 5,866.84/x
  3. Step 3: Cross multiply
    9,405.73x = 12,982.44 × 5,866.84
  4. Step 4: Simplify right side
    9,405.73x = 76,165,898.29
  5. Step 5: Solve for x
    x = 76,165,898.29/9,405.73
  6. Step 6: Final answer
    x = 8,097.82

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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.