Home / 7,683.32-11,527.26-2,489.08

Finding the Fourth Proportional to 7,683.32, 11,527.26 and 2,489.08

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Solution

The fourth proportional to 7,683.32, 11,527.26 and 2,489.08 is: 3,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.32 : 11,527.26 = 2,489.08 : x
  2. Step 2: Convert to fraction form
    7,683.32/11,527.26 = 2,489.08/x
  3. Step 3: Cross multiply
    7,683.32x = 11,527.26 × 2,489.08
  4. Step 4: Simplify right side
    7,683.32x = 28,692,272.32
  5. Step 5: Solve for x
    x = 28,692,272.32/7,683.32
  6. Step 6: Final answer
    x = 3,734.36

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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.