Home / 9,078.53-13,611.35-3,527.19

Finding the Fourth Proportional to 9,078.53, 13,611.35 and 3,527.19

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Solution

The fourth proportional to 9,078.53, 13,611.35 and 3,527.19 is: 5,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.53 : 13,611.35 = 3,527.19 : x
  2. Step 2: Convert to fraction form
    9,078.53/13,611.35 = 3,527.19/x
  3. Step 3: Cross multiply
    9,078.53x = 13,611.35 × 3,527.19
  4. Step 4: Simplify right side
    9,078.53x = 48,009,799.97
  5. Step 5: Solve for x
    x = 48,009,799.97/9,078.53
  6. Step 6: Final answer
    x = 5,288.28

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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.