Home / 7,516.75-10,372.41-5,089.18

Finding the Fourth Proportional to 7,516.75, 10,372.41 and 5,089.18

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Solution

The fourth proportional to 7,516.75, 10,372.41 and 5,089.18 is: 7,022.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.75 : 10,372.41 = 5,089.18 : x
  2. Step 2: Convert to fraction form
    7,516.75/10,372.41 = 5,089.18/x
  3. Step 3: Cross multiply
    7,516.75x = 10,372.41 × 5,089.18
  4. Step 4: Simplify right side
    7,516.75x = 52,786,984.22
  5. Step 5: Solve for x
    x = 52,786,984.22/7,516.75
  6. Step 6: Final answer
    x = 7,022.58

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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.