Home / 11,516.32-17,275.76-3,308.32

Finding the Fourth Proportional to 11,516.32, 17,275.76 and 3,308.32

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Solution

The fourth proportional to 11,516.32, 17,275.76 and 3,308.32 is: 4,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.32 : 17,275.76 = 3,308.32 : x
  2. Step 2: Convert to fraction form
    11,516.32/17,275.76 = 3,308.32/x
  3. Step 3: Cross multiply
    11,516.32x = 17,275.76 × 3,308.32
  4. Step 4: Simplify right side
    11,516.32x = 57,153,742.32
  5. Step 5: Solve for x
    x = 57,153,742.32/11,516.32
  6. Step 6: Final answer
    x = 4,962.85

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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.