Home / 5,173.23-7,761.60-2,253.45

Finding the Fourth Proportional to 5,173.23, 7,761.60 and 2,253.45

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Solution

The fourth proportional to 5,173.23, 7,761.60 and 2,253.45 is: 3,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.23 : 7,761.60 = 2,253.45 : x
  2. Step 2: Convert to fraction form
    5,173.23/7,761.60 = 2,253.45/x
  3. Step 3: Cross multiply
    5,173.23x = 7,761.60 × 2,253.45
  4. Step 4: Simplify right side
    5,173.23x = 17,490,377.52
  5. Step 5: Solve for x
    x = 17,490,377.52/5,173.23
  6. Step 6: Final answer
    x = 3,380.94

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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.