Home / 7,516.36-11,275.65-2,321.02

Finding the Fourth Proportional to 7,516.36, 11,275.65 and 2,321.02

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Solution

The fourth proportional to 7,516.36, 11,275.65 and 2,321.02 is: 3,481.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.36 : 11,275.65 = 2,321.02 : x
  2. Step 2: Convert to fraction form
    7,516.36/11,275.65 = 2,321.02/x
  3. Step 3: Cross multiply
    7,516.36x = 11,275.65 × 2,321.02
  4. Step 4: Simplify right side
    7,516.36x = 26,171,009.16
  5. Step 5: Solve for x
    x = 26,171,009.16/7,516.36
  6. Step 6: Final answer
    x = 3,481.87

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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.