Home / 7,403.70-11,091.15-4,110.90

Finding the Fourth Proportional to 7,403.70, 11,091.15 and 4,110.90

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Solution

The fourth proportional to 7,403.70, 11,091.15 and 4,110.90 is: 6,158.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.70 : 11,091.15 = 4,110.90 : x
  2. Step 2: Convert to fraction form
    7,403.70/11,091.15 = 4,110.90/x
  3. Step 3: Cross multiply
    7,403.70x = 11,091.15 × 4,110.90
  4. Step 4: Simplify right side
    7,403.70x = 45,594,608.54
  5. Step 5: Solve for x
    x = 45,594,608.54/7,403.70
  6. Step 6: Final answer
    x = 6,158.35

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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.