Home / 8,911.25-13,365.32-2,337.02

Finding the Fourth Proportional to 8,911.25, 13,365.32 and 2,337.02

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Solution

The fourth proportional to 8,911.25, 13,365.32 and 2,337.02 is: 3,505.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.25 : 13,365.32 = 2,337.02 : x
  2. Step 2: Convert to fraction form
    8,911.25/13,365.32 = 2,337.02/x
  3. Step 3: Cross multiply
    8,911.25x = 13,365.32 × 2,337.02
  4. Step 4: Simplify right side
    8,911.25x = 31,234,941.63
  5. Step 5: Solve for x
    x = 31,234,941.63/8,911.25
  6. Step 6: Final answer
    x = 3,505.12

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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.