Home / 10,296.96-15,434.88-5,905.28

Finding the Fourth Proportional to 10,296.96, 15,434.88 and 5,905.28

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Solution

The fourth proportional to 10,296.96, 15,434.88 and 5,905.28 is: 8,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.96 : 15,434.88 = 5,905.28 : x
  2. Step 2: Convert to fraction form
    10,296.96/15,434.88 = 5,905.28/x
  3. Step 3: Cross multiply
    10,296.96x = 15,434.88 × 5,905.28
  4. Step 4: Simplify right side
    10,296.96x = 91,147,288.17
  5. Step 5: Solve for x
    x = 91,147,288.17/10,296.96
  6. Step 6: Final answer
    x = 8,851.86

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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.