Home / 5,718.08-8,574.24-2,019.32

Finding the Fourth Proportional to 5,718.08, 8,574.24 and 2,019.32

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Solution

The fourth proportional to 5,718.08, 8,574.24 and 2,019.32 is: 3,027.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.08 : 8,574.24 = 2,019.32 : x
  2. Step 2: Convert to fraction form
    5,718.08/8,574.24 = 2,019.32/x
  3. Step 3: Cross multiply
    5,718.08x = 8,574.24 × 2,019.32
  4. Step 4: Simplify right side
    5,718.08x = 17,314,134.32
  5. Step 5: Solve for x
    x = 17,314,134.32/5,718.08
  6. Step 6: Final answer
    x = 3,027.96

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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.