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Finding the Fourth Proportional to 9,335.58, 12,889.43 and 6,536.22

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Solution

The fourth proportional to 9,335.58, 12,889.43 and 6,536.22 is: 9,024.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.58 : 12,889.43 = 6,536.22 : x
  2. Step 2: Convert to fraction form
    9,335.58/12,889.43 = 6,536.22/x
  3. Step 3: Cross multiply
    9,335.58x = 12,889.43 × 6,536.22
  4. Step 4: Simplify right side
    9,335.58x = 84,248,150.15
  5. Step 5: Solve for x
    x = 84,248,150.15/9,335.58
  6. Step 6: Final answer
    x = 9,024.42

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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.