Home / 7,372.18-11,058.66-2,178.46

Finding the Fourth Proportional to 7,372.18, 11,058.66 and 2,178.46

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Solution

The fourth proportional to 7,372.18, 11,058.66 and 2,178.46 is: 3,267.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.18 : 11,058.66 = 2,178.46 : x
  2. Step 2: Convert to fraction form
    7,372.18/11,058.66 = 2,178.46/x
  3. Step 3: Cross multiply
    7,372.18x = 11,058.66 × 2,178.46
  4. Step 4: Simplify right side
    7,372.18x = 24,090,848.46
  5. Step 5: Solve for x
    x = 24,090,848.46/7,372.18
  6. Step 6: Final answer
    x = 3,267.81

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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.