Home / 11,538.32-17,309.64-4,963.28

Finding the Fourth Proportional to 11,538.32, 17,309.64 and 4,963.28

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Solution

The fourth proportional to 11,538.32, 17,309.64 and 4,963.28 is: 7,445.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.32 : 17,309.64 = 4,963.28 : x
  2. Step 2: Convert to fraction form
    11,538.32/17,309.64 = 4,963.28/x
  3. Step 3: Cross multiply
    11,538.32x = 17,309.64 × 4,963.28
  4. Step 4: Simplify right side
    11,538.32x = 85,912,590.02
  5. Step 5: Solve for x
    x = 85,912,590.02/11,538.32
  6. Step 6: Final answer
    x = 7,445.85

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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.