Home / 10,040.60-15,062.70-4,197.80

Finding the Fourth Proportional to 10,040.60, 15,062.70 and 4,197.80

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Solution

The fourth proportional to 10,040.60, 15,062.70 and 4,197.80 is: 6,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.60 : 15,062.70 = 4,197.80 : x
  2. Step 2: Convert to fraction form
    10,040.60/15,062.70 = 4,197.80/x
  3. Step 3: Cross multiply
    10,040.60x = 15,062.70 × 4,197.80
  4. Step 4: Simplify right side
    10,040.60x = 63,230,202.06
  5. Step 5: Solve for x
    x = 63,230,202.06/10,040.60
  6. Step 6: Final answer
    x = 6,297.45

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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.