Home / 9,115.79-13,673.68-4,724.02

Finding the Fourth Proportional to 9,115.79, 13,673.68 and 4,724.02

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Solution

The fourth proportional to 9,115.79, 13,673.68 and 4,724.02 is: 7,086.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115.79 : 13,673.68 = 4,724.02 : x
  2. Step 2: Convert to fraction form
    9,115.79/13,673.68 = 4,724.02/x
  3. Step 3: Cross multiply
    9,115.79x = 13,673.68 × 4,724.02
  4. Step 4: Simplify right side
    9,115.79x = 64,594,743.08
  5. Step 5: Solve for x
    x = 64,594,743.08/9,115.79
  6. Step 6: Final answer
    x = 7,086.03

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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.