Home / 11,393.82-15,723.52-6,358.26

Finding the Fourth Proportional to 11,393.82, 15,723.52 and 6,358.26

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Solution

The fourth proportional to 11,393.82, 15,723.52 and 6,358.26 is: 8,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.82 : 15,723.52 = 6,358.26 : x
  2. Step 2: Convert to fraction form
    11,393.82/15,723.52 = 6,358.26/x
  3. Step 3: Cross multiply
    11,393.82x = 15,723.52 × 6,358.26
  4. Step 4: Simplify right side
    11,393.82x = 99,974,228.28
  5. Step 5: Solve for x
    x = 99,974,228.28/11,393.82
  6. Step 6: Final answer
    x = 8,774.43

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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.