Home / 10,543.92-15,820.26-4,617.75

Finding the Fourth Proportional to 10,543.92, 15,820.26 and 4,617.75

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Solution

The fourth proportional to 10,543.92, 15,820.26 and 4,617.75 is: 6,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543.92 : 15,820.26 = 4,617.75 : x
  2. Step 2: Convert to fraction form
    10,543.92/15,820.26 = 4,617.75/x
  3. Step 3: Cross multiply
    10,543.92x = 15,820.26 × 4,617.75
  4. Step 4: Simplify right side
    10,543.92x = 73,054,005.62
  5. Step 5: Solve for x
    x = 73,054,005.62/10,543.92
  6. Step 6: Final answer
    x = 6,928.54

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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.