Home / 7,400.06-11,105.57-3,504.48

Finding the Fourth Proportional to 7,400.06, 11,105.57 and 3,504.48

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Solution

The fourth proportional to 7,400.06, 11,105.57 and 3,504.48 is: 5,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.06 : 11,105.57 = 3,504.48 : x
  2. Step 2: Convert to fraction form
    7,400.06/11,105.57 = 3,504.48/x
  3. Step 3: Cross multiply
    7,400.06x = 11,105.57 × 3,504.48
  4. Step 4: Simplify right side
    7,400.06x = 38,919,256.71
  5. Step 5: Solve for x
    x = 38,919,256.71/7,400.06
  6. Step 6: Final answer
    x = 5,259.31

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1.5x scale

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.