Home / 7,217.16-10,820.94-2,599.56

Finding the Fourth Proportional to 7,217.16, 10,820.94 and 2,599.56

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Solution

The fourth proportional to 7,217.16, 10,820.94 and 2,599.56 is: 3,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.16 : 10,820.94 = 2,599.56 : x
  2. Step 2: Convert to fraction form
    7,217.16/10,820.94 = 2,599.56/x
  3. Step 3: Cross multiply
    7,217.16x = 10,820.94 × 2,599.56
  4. Step 4: Simplify right side
    7,217.16x = 28,129,682.79
  5. Step 5: Solve for x
    x = 28,129,682.79/7,217.16
  6. Step 6: Final answer
    x = 3,897.61

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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.