Home / 9,516.52-13,133.09-5,267.80

Finding the Fourth Proportional to 9,516.52, 13,133.09 and 5,267.80

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Solution

The fourth proportional to 9,516.52, 13,133.09 and 5,267.80 is: 7,269.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.52 : 13,133.09 = 5,267.80 : x
  2. Step 2: Convert to fraction form
    9,516.52/13,133.09 = 5,267.80/x
  3. Step 3: Cross multiply
    9,516.52x = 13,133.09 × 5,267.80
  4. Step 4: Simplify right side
    9,516.52x = 69,182,399.50
  5. Step 5: Solve for x
    x = 69,182,399.50/9,516.52
  6. Step 6: Final answer
    x = 7,269.72

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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.