Home / 7,328.42-10,985.73-2,394.61

Finding the Fourth Proportional to 7,328.42, 10,985.73 and 2,394.61

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Solution

The fourth proportional to 7,328.42, 10,985.73 and 2,394.61 is: 3,589.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.42 : 10,985.73 = 2,394.61 : x
  2. Step 2: Convert to fraction form
    7,328.42/10,985.73 = 2,394.61/x
  3. Step 3: Cross multiply
    7,328.42x = 10,985.73 × 2,394.61
  4. Step 4: Simplify right side
    7,328.42x = 26,306,564.27
  5. Step 5: Solve for x
    x = 26,306,564.27/7,328.42
  6. Step 6: Final answer
    x = 3,589.66

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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.