Home / 7,633.15-11,439.71-5,531.83

Finding the Fourth Proportional to 7,633.15, 11,439.71 and 5,531.83

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Solution

The fourth proportional to 7,633.15, 11,439.71 and 5,531.83 is: 8,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.15 : 11,439.71 = 5,531.83 : x
  2. Step 2: Convert to fraction form
    7,633.15/11,439.71 = 5,531.83/x
  3. Step 3: Cross multiply
    7,633.15x = 11,439.71 × 5,531.83
  4. Step 4: Simplify right side
    7,633.15x = 63,282,503.31
  5. Step 5: Solve for x
    x = 63,282,503.31/7,633.15
  6. Step 6: Final answer
    x = 8,290.48

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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.