Home / 8,922.57-13,384.07-2,999.54

Finding the Fourth Proportional to 8,922.57, 13,384.07 and 2,999.54

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Solution

The fourth proportional to 8,922.57, 13,384.07 and 2,999.54 is: 4,499.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.57 : 13,384.07 = 2,999.54 : x
  2. Step 2: Convert to fraction form
    8,922.57/13,384.07 = 2,999.54/x
  3. Step 3: Cross multiply
    8,922.57x = 13,384.07 × 2,999.54
  4. Step 4: Simplify right side
    8,922.57x = 40,146,053.33
  5. Step 5: Solve for x
    x = 40,146,053.33/8,922.57
  6. Step 6: Final answer
    x = 4,499.38

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1.5x scale

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.