Home / 7,536.06-10,399.76-4,179.12

Finding the Fourth Proportional to 7,536.06, 10,399.76 and 4,179.12

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Solution

The fourth proportional to 7,536.06, 10,399.76 and 4,179.12 is: 5,767.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.06 : 10,399.76 = 4,179.12 : x
  2. Step 2: Convert to fraction form
    7,536.06/10,399.76 = 4,179.12/x
  3. Step 3: Cross multiply
    7,536.06x = 10,399.76 × 4,179.12
  4. Step 4: Simplify right side
    7,536.06x = 43,461,845.01
  5. Step 5: Solve for x
    x = 43,461,845.01/7,536.06
  6. Step 6: Final answer
    x = 5,767.18

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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.