Home / 9,516.48-13,132.47-5,267.70

Finding the Fourth Proportional to 9,516.48, 13,132.47 and 5,267.70

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Solution

The fourth proportional to 9,516.48, 13,132.47 and 5,267.70 is: 7,269.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.48 : 13,132.47 = 5,267.70 : x
  2. Step 2: Convert to fraction form
    9,516.48/13,132.47 = 5,267.70/x
  3. Step 3: Cross multiply
    9,516.48x = 13,132.47 × 5,267.70
  4. Step 4: Simplify right side
    9,516.48x = 69,177,912.22
  5. Step 5: Solve for x
    x = 69,177,912.22/9,516.48
  6. Step 6: Final answer
    x = 7,269.28

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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.