Home / 10,568.24-15,845.64-3,641.36

Finding the Fourth Proportional to 10,568.24, 15,845.64 and 3,641.36

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Solution

The fourth proportional to 10,568.24, 15,845.64 and 3,641.36 is: 5,459.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.24 : 15,845.64 = 3,641.36 : x
  2. Step 2: Convert to fraction form
    10,568.24/15,845.64 = 3,641.36/x
  3. Step 3: Cross multiply
    10,568.24x = 15,845.64 × 3,641.36
  4. Step 4: Simplify right side
    10,568.24x = 57,699,679.67
  5. Step 5: Solve for x
    x = 57,699,679.67/10,568.24
  6. Step 6: Final answer
    x = 5,459.72

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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.