Home / 7,620.22-10,516.86-4,263.22

Finding the Fourth Proportional to 7,620.22, 10,516.86 and 4,263.22

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Solution

The fourth proportional to 7,620.22, 10,516.86 and 4,263.22 is: 5,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620.22 : 10,516.86 = 4,263.22 : x
  2. Step 2: Convert to fraction form
    7,620.22/10,516.86 = 4,263.22/x
  3. Step 3: Cross multiply
    7,620.22x = 10,516.86 × 4,263.22
  4. Step 4: Simplify right side
    7,620.22x = 44,835,687.89
  5. Step 5: Solve for x
    x = 44,835,687.89/7,620.22
  6. Step 6: Final answer
    x = 5,883.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.