Home / 7,685.26-11,527.35-4,388.02

Finding the Fourth Proportional to 7,685.26, 11,527.35 and 4,388.02

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Solution

The fourth proportional to 7,685.26, 11,527.35 and 4,388.02 is: 6,581.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685.26 : 11,527.35 = 4,388.02 : x
  2. Step 2: Convert to fraction form
    7,685.26/11,527.35 = 4,388.02/x
  3. Step 3: Cross multiply
    7,685.26x = 11,527.35 × 4,388.02
  4. Step 4: Simplify right side
    7,685.26x = 50,582,242.35
  5. Step 5: Solve for x
    x = 50,582,242.35/7,685.26
  6. Step 6: Final answer
    x = 6,581.72

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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.