Home / 9,270.87-13,906.37-2,345.39

Finding the Fourth Proportional to 9,270.87, 13,906.37 and 2,345.39

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Solution

The fourth proportional to 9,270.87, 13,906.37 and 2,345.39 is: 3,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.87 : 13,906.37 = 2,345.39 : x
  2. Step 2: Convert to fraction form
    9,270.87/13,906.37 = 2,345.39/x
  3. Step 3: Cross multiply
    9,270.87x = 13,906.37 × 2,345.39
  4. Step 4: Simplify right side
    9,270.87x = 32,615,849.41
  5. Step 5: Solve for x
    x = 32,615,849.41/9,270.87
  6. Step 6: Final answer
    x = 3,518.10

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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.