Home / 9,516.47-13,132.45-5,267.70

Finding the Fourth Proportional to 9,516.47, 13,132.45 and 5,267.70

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Solution

The fourth proportional to 9,516.47, 13,132.45 and 5,267.70 is: 7,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.47 : 13,132.45 = 5,267.70 : x
  2. Step 2: Convert to fraction form
    9,516.47/13,132.45 = 5,267.70/x
  3. Step 3: Cross multiply
    9,516.47x = 13,132.45 × 5,267.70
  4. Step 4: Simplify right side
    9,516.47x = 69,177,806.87
  5. Step 5: Solve for x
    x = 69,177,806.87/9,516.47
  6. Step 6: Final answer
    x = 7,269.27

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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.