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Finding the Fourth Proportional to 7,335.45, 11,007.90 and 4,050.90

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Solution

The fourth proportional to 7,335.45, 11,007.90 and 4,050.90 is: 6,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.45 : 11,007.90 = 4,050.90 : x
  2. Step 2: Convert to fraction form
    7,335.45/11,007.90 = 4,050.90/x
  3. Step 3: Cross multiply
    7,335.45x = 11,007.90 × 4,050.90
  4. Step 4: Simplify right side
    7,335.45x = 44,591,902.11
  5. Step 5: Solve for x
    x = 44,591,902.11/7,335.45
  6. Step 6: Final answer
    x = 6,078.96

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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.