Home / 7,353.66-10,147.89-3,996.44

Finding the Fourth Proportional to 7,353.66, 10,147.89 and 3,996.44

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Solution

The fourth proportional to 7,353.66, 10,147.89 and 3,996.44 is: 5,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.66 : 10,147.89 = 3,996.44 : x
  2. Step 2: Convert to fraction form
    7,353.66/10,147.89 = 3,996.44/x
  3. Step 3: Cross multiply
    7,353.66x = 10,147.89 × 3,996.44
  4. Step 4: Simplify right side
    7,353.66x = 40,555,433.51
  5. Step 5: Solve for x
    x = 40,555,433.51/7,353.66
  6. Step 6: Final answer
    x = 5,515.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.