Home / 7,756.23-11,633.37-2,490.82

Finding the Fourth Proportional to 7,756.23, 11,633.37 and 2,490.82

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Solution

The fourth proportional to 7,756.23, 11,633.37 and 2,490.82 is: 3,735.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.23 : 11,633.37 = 2,490.82 : x
  2. Step 2: Convert to fraction form
    7,756.23/11,633.37 = 2,490.82/x
  3. Step 3: Cross multiply
    7,756.23x = 11,633.37 × 2,490.82
  4. Step 4: Simplify right side
    7,756.23x = 28,976,630.66
  5. Step 5: Solve for x
    x = 28,976,630.66/7,756.23
  6. Step 6: Final answer
    x = 3,735.92

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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.