Home / 5,296.50-7,944.40-2,175.69

Finding the Fourth Proportional to 5,296.50, 7,944.40 and 2,175.69

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Solution

The fourth proportional to 5,296.50, 7,944.40 and 2,175.69 is: 3,263.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.50 : 7,944.40 = 2,175.69 : x
  2. Step 2: Convert to fraction form
    5,296.50/7,944.40 = 2,175.69/x
  3. Step 3: Cross multiply
    5,296.50x = 7,944.40 × 2,175.69
  4. Step 4: Simplify right side
    5,296.50x = 17,284,551.64
  5. Step 5: Solve for x
    x = 17,284,551.64/5,296.50
  6. Step 6: Final answer
    x = 3,263.39

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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.