Home / 5,339.07-8,008.91-2,219.36

Finding the Fourth Proportional to 5,339.07, 8,008.91 and 2,219.36

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Solution

The fourth proportional to 5,339.07, 8,008.91 and 2,219.36 is: 3,329.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.07 : 8,008.91 = 2,219.36 : x
  2. Step 2: Convert to fraction form
    5,339.07/8,008.91 = 2,219.36/x
  3. Step 3: Cross multiply
    5,339.07x = 8,008.91 × 2,219.36
  4. Step 4: Simplify right side
    5,339.07x = 17,774,603.36
  5. Step 5: Solve for x
    x = 17,774,603.36/5,339.07
  6. Step 6: Final answer
    x = 3,329.16

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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.