Home / 3,015.23-4,523.72-2,557.71

Finding the Fourth Proportional to 3,015.23, 4,523.72 and 2,557.71

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Solution

The fourth proportional to 3,015.23, 4,523.72 and 2,557.71 is: 3,837.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.23 : 4,523.72 = 2,557.71 : x
  2. Step 2: Convert to fraction form
    3,015.23/4,523.72 = 2,557.71/x
  3. Step 3: Cross multiply
    3,015.23x = 4,523.72 × 2,557.71
  4. Step 4: Simplify right side
    3,015.23x = 11,570,351.09
  5. Step 5: Solve for x
    x = 11,570,351.09/3,015.23
  6. Step 6: Final answer
    x = 3,837.31

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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.