Home / 7,648.22-10,553.27-4,505.03

Finding the Fourth Proportional to 7,648.22, 10,553.27 and 4,505.03

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Solution

The fourth proportional to 7,648.22, 10,553.27 and 4,505.03 is: 6,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648.22 : 10,553.27 = 4,505.03 : x
  2. Step 2: Convert to fraction form
    7,648.22/10,553.27 = 4,505.03/x
  3. Step 3: Cross multiply
    7,648.22x = 10,553.27 × 4,505.03
  4. Step 4: Simplify right side
    7,648.22x = 47,542,775.42
  5. Step 5: Solve for x
    x = 47,542,775.42/7,648.22
  6. Step 6: Final answer
    x = 6,216.19

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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.