Home / 7,400.32-11,100.48-3,707.08

Finding the Fourth Proportional to 7,400.32, 11,100.48 and 3,707.08

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Solution

The fourth proportional to 7,400.32, 11,100.48 and 3,707.08 is: 5,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.32 : 11,100.48 = 3,707.08 : x
  2. Step 2: Convert to fraction form
    7,400.32/11,100.48 = 3,707.08/x
  3. Step 3: Cross multiply
    7,400.32x = 11,100.48 × 3,707.08
  4. Step 4: Simplify right side
    7,400.32x = 41,150,367.40
  5. Step 5: Solve for x
    x = 41,150,367.40/7,400.32
  6. Step 6: Final answer
    x = 5,560.62

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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.