Home / 5,360-8,036.55-2,239.17

Finding the Fourth Proportional to 5,360, 8,036.55 and 2,239.17

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Solution

The fourth proportional to 5,360, 8,036.55 and 2,239.17 is: 3,357.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360 : 8,036.55 = 2,239.17 : x
  2. Step 2: Convert to fraction form
    5,360/8,036.55 = 2,239.17/x
  3. Step 3: Cross multiply
    5,360x = 8,036.55 × 2,239.17
  4. Step 4: Simplify right side
    5,360x = 17,995,201.66
  5. Step 5: Solve for x
    x = 17,995,201.66/5,360
  6. Step 6: Final answer
    x = 3,357.31

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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.