Home / 10,986.44-16,480.67-3,590.93

Finding the Fourth Proportional to 10,986.44, 16,480.67 and 3,590.93

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Solution

The fourth proportional to 10,986.44, 16,480.67 and 3,590.93 is: 5,386.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,986.44 : 16,480.67 = 3,590.93 : x
  2. Step 2: Convert to fraction form
    10,986.44/16,480.67 = 3,590.93/x
  3. Step 3: Cross multiply
    10,986.44x = 16,480.67 × 3,590.93
  4. Step 4: Simplify right side
    10,986.44x = 59,180,955.57
  5. Step 5: Solve for x
    x = 59,180,955.57/10,986.44
  6. Step 6: Final answer
    x = 5,386.73

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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.