Home / 4,709.70-7,065.78-2,516.64

Finding the Fourth Proportional to 4,709.70, 7,065.78 and 2,516.64

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Solution

The fourth proportional to 4,709.70, 7,065.78 and 2,516.64 is: 3,775.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.70 : 7,065.78 = 2,516.64 : x
  2. Step 2: Convert to fraction form
    4,709.70/7,065.78 = 2,516.64/x
  3. Step 3: Cross multiply
    4,709.70x = 7,065.78 × 2,516.64
  4. Step 4: Simplify right side
    4,709.70x = 17,782,024.58
  5. Step 5: Solve for x
    x = 17,782,024.58/4,709.70
  6. Step 6: Final answer
    x = 3,775.62

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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.