Home / 9,331.59-13,986.03-4,395.45

Finding the Fourth Proportional to 9,331.59, 13,986.03 and 4,395.45

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Solution

The fourth proportional to 9,331.59, 13,986.03 and 4,395.45 is: 6,587.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.59 : 13,986.03 = 4,395.45 : x
  2. Step 2: Convert to fraction form
    9,331.59/13,986.03 = 4,395.45/x
  3. Step 3: Cross multiply
    9,331.59x = 13,986.03 × 4,395.45
  4. Step 4: Simplify right side
    9,331.59x = 61,474,895.56
  5. Step 5: Solve for x
    x = 61,474,895.56/9,331.59
  6. Step 6: Final answer
    x = 6,587.83

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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.