Home / 7,536.16-10,399.62-4,179.01

Finding the Fourth Proportional to 7,536.16, 10,399.62 and 4,179.01

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Solution

The fourth proportional to 7,536.16, 10,399.62 and 4,179.01 is: 5,766.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.16 : 10,399.62 = 4,179.01 : x
  2. Step 2: Convert to fraction form
    7,536.16/10,399.62 = 4,179.01/x
  3. Step 3: Cross multiply
    7,536.16x = 10,399.62 × 4,179.01
  4. Step 4: Simplify right side
    7,536.16x = 43,460,115.98
  5. Step 5: Solve for x
    x = 43,460,115.98/7,536.16
  6. Step 6: Final answer
    x = 5,766.88

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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.