Home / 6,553.35-9,042.84-3,719.70

Finding the Fourth Proportional to 6,553.35, 9,042.84 and 3,719.70

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Solution

The fourth proportional to 6,553.35, 9,042.84 and 3,719.70 is: 5,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553.35 : 9,042.84 = 3,719.70 : x
  2. Step 2: Convert to fraction form
    6,553.35/9,042.84 = 3,719.70/x
  3. Step 3: Cross multiply
    6,553.35x = 9,042.84 × 3,719.70
  4. Step 4: Simplify right side
    6,553.35x = 33,636,651.95
  5. Step 5: Solve for x
    x = 33,636,651.95/6,553.35
  6. Step 6: Final answer
    x = 5,132.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.