Home / 11,536.34-15,919.82-6,500.47

Finding the Fourth Proportional to 11,536.34, 15,919.82 and 6,500.47

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Solution

The fourth proportional to 11,536.34, 15,919.82 and 6,500.47 is: 8,970.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,536.34 : 15,919.82 = 6,500.47 : x
  2. Step 2: Convert to fraction form
    11,536.34/15,919.82 = 6,500.47/x
  3. Step 3: Cross multiply
    11,536.34x = 15,919.82 × 6,500.47
  4. Step 4: Simplify right side
    11,536.34x = 103,486,240.01
  5. Step 5: Solve for x
    x = 103,486,240.01/11,536.34
  6. Step 6: Final answer
    x = 8,970.46

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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.