Home / 8,924.72-13,385.99-2,351.40

Finding the Fourth Proportional to 8,924.72, 13,385.99 and 2,351.40

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Solution

The fourth proportional to 8,924.72, 13,385.99 and 2,351.40 is: 3,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.72 : 13,385.99 = 2,351.40 : x
  2. Step 2: Convert to fraction form
    8,924.72/13,385.99 = 2,351.40/x
  3. Step 3: Cross multiply
    8,924.72x = 13,385.99 × 2,351.40
  4. Step 4: Simplify right side
    8,924.72x = 31,475,772.57
  5. Step 5: Solve for x
    x = 31,475,772.57/8,924.72
  6. Step 6: Final answer
    x = 3,526.81

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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.