Home / 10,581.07-15,865.96-3,558.75

Finding the Fourth Proportional to 10,581.07, 15,865.96 and 3,558.75

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Solution

The fourth proportional to 10,581.07, 15,865.96 and 3,558.75 is: 5,336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,581.07 : 15,865.96 = 3,558.75 : x
  2. Step 2: Convert to fraction form
    10,581.07/15,865.96 = 3,558.75/x
  3. Step 3: Cross multiply
    10,581.07x = 15,865.96 × 3,558.75
  4. Step 4: Simplify right side
    10,581.07x = 56,462,960.75
  5. Step 5: Solve for x
    x = 56,462,960.75/10,581.07
  6. Step 6: Final answer
    x = 5,336.23

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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.