Home / 5,218.16-7,204.36-3,650

Finding the Fourth Proportional to 5,218.16, 7,204.36 and 3,650

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Solution

The fourth proportional to 5,218.16, 7,204.36 and 3,650 is: 5,039.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.16 : 7,204.36 = 3,650 : x
  2. Step 2: Convert to fraction form
    5,218.16/7,204.36 = 3,650/x
  3. Step 3: Cross multiply
    5,218.16x = 7,204.36 × 3,650
  4. Step 4: Simplify right side
    5,218.16x = 26,295,914
  5. Step 5: Solve for x
    x = 26,295,914/5,218.16
  6. Step 6: Final answer
    x = 5,039.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.