Home / 5,458.16-8,185.08-2,378

Finding the Fourth Proportional to 5,458.16, 8,185.08 and 2,378

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Solution

The fourth proportional to 5,458.16, 8,185.08 and 2,378 is: 3,566.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.16 : 8,185.08 = 2,378 : x
  2. Step 2: Convert to fraction form
    5,458.16/8,185.08 = 2,378/x
  3. Step 3: Cross multiply
    5,458.16x = 8,185.08 × 2,378
  4. Step 4: Simplify right side
    5,458.16x = 19,464,120.24
  5. Step 5: Solve for x
    x = 19,464,120.24/5,458.16
  6. Step 6: Final answer
    x = 3,566.06

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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.