Home / 7,633.87-11,434.47-5,764.39

Finding the Fourth Proportional to 7,633.87, 11,434.47 and 5,764.39

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Solution

The fourth proportional to 7,633.87, 11,434.47 and 5,764.39 is: 8,634.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.87 : 11,434.47 = 5,764.39 : x
  2. Step 2: Convert to fraction form
    7,633.87/11,434.47 = 5,764.39/x
  3. Step 3: Cross multiply
    7,633.87x = 11,434.47 × 5,764.39
  4. Step 4: Simplify right side
    7,633.87x = 65,912,744.52
  5. Step 5: Solve for x
    x = 65,912,744.52/7,633.87
  6. Step 6: Final answer
    x = 8,634.25

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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.