Home / 7,516.96-11,266.92-5,429.59

Finding the Fourth Proportional to 7,516.96, 11,266.92 and 5,429.59

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Solution

The fourth proportional to 7,516.96, 11,266.92 and 5,429.59 is: 8,138.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.96 : 11,266.92 = 5,429.59 : x
  2. Step 2: Convert to fraction form
    7,516.96/11,266.92 = 5,429.59/x
  3. Step 3: Cross multiply
    7,516.96x = 11,266.92 × 5,429.59
  4. Step 4: Simplify right side
    7,516.96x = 61,174,756.16
  5. Step 5: Solve for x
    x = 61,174,756.16/7,516.96
  6. Step 6: Final answer
    x = 8,138.23

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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.