Home / 5,339.36-8,010.48-4,825.28

Finding the Fourth Proportional to 5,339.36, 8,010.48 and 4,825.28

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Solution

The fourth proportional to 5,339.36, 8,010.48 and 4,825.28 is: 7,239.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.36 : 8,010.48 = 4,825.28 : x
  2. Step 2: Convert to fraction form
    5,339.36/8,010.48 = 4,825.28/x
  3. Step 3: Cross multiply
    5,339.36x = 8,010.48 × 4,825.28
  4. Step 4: Simplify right side
    5,339.36x = 38,652,808.93
  5. Step 5: Solve for x
    x = 38,652,808.93/5,339.36
  6. Step 6: Final answer
    x = 7,239.22

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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.