Home / 7,718.58-11,568.60-3,552.87

Finding the Fourth Proportional to 7,718.58, 11,568.60 and 3,552.87

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Solution

The fourth proportional to 7,718.58, 11,568.60 and 3,552.87 is: 5,325.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.58 : 11,568.60 = 3,552.87 : x
  2. Step 2: Convert to fraction form
    7,718.58/11,568.60 = 3,552.87/x
  3. Step 3: Cross multiply
    7,718.58x = 11,568.60 × 3,552.87
  4. Step 4: Simplify right side
    7,718.58x = 41,101,731.88
  5. Step 5: Solve for x
    x = 41,101,731.88/7,718.58
  6. Step 6: Final answer
    x = 5,325.04

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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.