Home / 11,225.56-16,829.13-4,656.46

Finding the Fourth Proportional to 11,225.56, 16,829.13 and 4,656.46

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Solution

The fourth proportional to 11,225.56, 16,829.13 and 4,656.46 is: 6,980.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.56 : 16,829.13 = 4,656.46 : x
  2. Step 2: Convert to fraction form
    11,225.56/16,829.13 = 4,656.46/x
  3. Step 3: Cross multiply
    11,225.56x = 16,829.13 × 4,656.46
  4. Step 4: Simplify right side
    11,225.56x = 78,364,170.68
  5. Step 5: Solve for x
    x = 78,364,170.68/11,225.56
  6. Step 6: Final answer
    x = 6,980.87

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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.