Home / 11,770.34-17,655.60-4,374.79

Finding the Fourth Proportional to 11,770.34, 17,655.60 and 4,374.79

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Solution

The fourth proportional to 11,770.34, 17,655.60 and 4,374.79 is: 6,562.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.34 : 17,655.60 = 4,374.79 : x
  2. Step 2: Convert to fraction form
    11,770.34/17,655.60 = 4,374.79/x
  3. Step 3: Cross multiply
    11,770.34x = 17,655.60 × 4,374.79
  4. Step 4: Simplify right side
    11,770.34x = 77,239,498.19
  5. Step 5: Solve for x
    x = 77,239,498.19/11,770.34
  6. Step 6: Final answer
    x = 6,562.22

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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.