Home / 4,747.06-7,117.32-2,553.58

Finding the Fourth Proportional to 4,747.06, 7,117.32 and 2,553.58

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Solution

The fourth proportional to 4,747.06, 7,117.32 and 2,553.58 is: 3,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.06 : 7,117.32 = 2,553.58 : x
  2. Step 2: Convert to fraction form
    4,747.06/7,117.32 = 2,553.58/x
  3. Step 3: Cross multiply
    4,747.06x = 7,117.32 × 2,553.58
  4. Step 4: Simplify right side
    4,747.06x = 18,174,646.01
  5. Step 5: Solve for x
    x = 18,174,646.01/4,747.06
  6. Step 6: Final answer
    x = 3,828.61

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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.