Home / 7,516.43-11,263.86-4,222.59

Finding the Fourth Proportional to 7,516.43, 11,263.86 and 4,222.59

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Solution

The fourth proportional to 7,516.43, 11,263.86 and 4,222.59 is: 6,327.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.43 : 11,263.86 = 4,222.59 : x
  2. Step 2: Convert to fraction form
    7,516.43/11,263.86 = 4,222.59/x
  3. Step 3: Cross multiply
    7,516.43x = 11,263.86 × 4,222.59
  4. Step 4: Simplify right side
    7,516.43x = 47,562,641.48
  5. Step 5: Solve for x
    x = 47,562,641.48/7,516.43
  6. Step 6: Final answer
    x = 6,327.83

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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.