Home / 5,268.87-7,903.04-1,571.13

Finding the Fourth Proportional to 5,268.87, 7,903.04 and 1,571.13

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Solution

The fourth proportional to 5,268.87, 7,903.04 and 1,571.13 is: 2,356.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.87 : 7,903.04 = 1,571.13 : x
  2. Step 2: Convert to fraction form
    5,268.87/7,903.04 = 1,571.13/x
  3. Step 3: Cross multiply
    5,268.87x = 7,903.04 × 1,571.13
  4. Step 4: Simplify right side
    5,268.87x = 12,416,695.38
  5. Step 5: Solve for x
    x = 12,416,695.38/5,268.87
  6. Step 6: Final answer
    x = 2,356.61

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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.