Home / 10,627.66-15,946.44-4,781.08

Finding the Fourth Proportional to 10,627.66, 15,946.44 and 4,781.08

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Solution

The fourth proportional to 10,627.66, 15,946.44 and 4,781.08 is: 7,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.66 : 15,946.44 = 4,781.08 : x
  2. Step 2: Convert to fraction form
    10,627.66/15,946.44 = 4,781.08/x
  3. Step 3: Cross multiply
    10,627.66x = 15,946.44 × 4,781.08
  4. Step 4: Simplify right side
    10,627.66x = 76,241,205.36
  5. Step 5: Solve for x
    x = 76,241,205.36/10,627.66
  6. Step 6: Final answer
    x = 7,173.85

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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.