Home / 7,645.70-10,553.31-4,993.52

Finding the Fourth Proportional to 7,645.70, 10,553.31 and 4,993.52

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Solution

The fourth proportional to 7,645.70, 10,553.31 and 4,993.52 is: 6,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.70 : 10,553.31 = 4,993.52 : x
  2. Step 2: Convert to fraction form
    7,645.70/10,553.31 = 4,993.52/x
  3. Step 3: Cross multiply
    7,645.70x = 10,553.31 × 4,993.52
  4. Step 4: Simplify right side
    7,645.70x = 52,698,164.55
  5. Step 5: Solve for x
    x = 52,698,164.55/7,645.70
  6. Step 6: Final answer
    x = 6,892.52

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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.