Home / 5,513.36-7,605.24-3,625.28

Finding the Fourth Proportional to 5,513.36, 7,605.24 and 3,625.28

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Solution

The fourth proportional to 5,513.36, 7,605.24 and 3,625.28 is: 5,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.36 : 7,605.24 = 3,625.28 : x
  2. Step 2: Convert to fraction form
    5,513.36/7,605.24 = 3,625.28/x
  3. Step 3: Cross multiply
    5,513.36x = 7,605.24 × 3,625.28
  4. Step 4: Simplify right side
    5,513.36x = 27,571,124.47
  5. Step 5: Solve for x
    x = 27,571,124.47/5,513.36
  6. Step 6: Final answer
    x = 5,000.78

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1.5x scale

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.