Home / 12,435.73-17,161.34-6,770.52

Finding the Fourth Proportional to 12,435.73, 17,161.34 and 6,770.52

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Solution

The fourth proportional to 12,435.73, 17,161.34 and 6,770.52 is: 9,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,435.73 : 17,161.34 = 6,770.52 : x
  2. Step 2: Convert to fraction form
    12,435.73/17,161.34 = 6,770.52/x
  3. Step 3: Cross multiply
    12,435.73x = 17,161.34 × 6,770.52
  4. Step 4: Simplify right side
    12,435.73x = 116,191,291.37
  5. Step 5: Solve for x
    x = 116,191,291.37/12,435.73
  6. Step 6: Final answer
    x = 9,343.34

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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.