Home / 7,335.45-11,003.18-2,070.45

Finding the Fourth Proportional to 7,335.45, 11,003.18 and 2,070.45

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Solution

The fourth proportional to 7,335.45, 11,003.18 and 2,070.45 is: 3,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.45 : 11,003.18 = 2,070.45 : x
  2. Step 2: Convert to fraction form
    7,335.45/11,003.18 = 2,070.45/x
  3. Step 3: Cross multiply
    7,335.45x = 11,003.18 × 2,070.45
  4. Step 4: Simplify right side
    7,335.45x = 22,781,523.68
  5. Step 5: Solve for x
    x = 22,781,523.68/7,335.45
  6. Step 6: Final answer
    x = 3,105.68

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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.