Home / 8,922.32-13,383.69-2,999.29

Finding the Fourth Proportional to 8,922.32, 13,383.69 and 2,999.29

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Solution

The fourth proportional to 8,922.32, 13,383.69 and 2,999.29 is: 4,499.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.32 : 13,383.69 = 2,999.29 : x
  2. Step 2: Convert to fraction form
    8,922.32/13,383.69 = 2,999.29/x
  3. Step 3: Cross multiply
    8,922.32x = 13,383.69 × 2,999.29
  4. Step 4: Simplify right side
    8,922.32x = 40,141,534.12
  5. Step 5: Solve for x
    x = 40,141,534.12/8,922.32
  6. Step 6: Final answer
    x = 4,499.00

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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.