Home / 8,925.06-13,382.64-3,999.42

Finding the Fourth Proportional to 8,925.06, 13,382.64 and 3,999.42

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Solution

The fourth proportional to 8,925.06, 13,382.64 and 3,999.42 is: 5,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.06 : 13,382.64 = 3,999.42 : x
  2. Step 2: Convert to fraction form
    8,925.06/13,382.64 = 3,999.42/x
  3. Step 3: Cross multiply
    8,925.06x = 13,382.64 × 3,999.42
  4. Step 4: Simplify right side
    8,925.06x = 53,522,798.07
  5. Step 5: Solve for x
    x = 53,522,798.07/8,925.06
  6. Step 6: Final answer
    x = 5,996.91

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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.