Home / 2,632.75-3,632.36-1,513.28

Finding the Fourth Proportional to 2,632.75, 3,632.36 and 1,513.28

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Solution

The fourth proportional to 2,632.75, 3,632.36 and 1,513.28 is: 2,087.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.75 : 3,632.36 = 1,513.28 : x
  2. Step 2: Convert to fraction form
    2,632.75/3,632.36 = 1,513.28/x
  3. Step 3: Cross multiply
    2,632.75x = 3,632.36 × 1,513.28
  4. Step 4: Simplify right side
    2,632.75x = 5,496,763.36
  5. Step 5: Solve for x
    x = 5,496,763.36/2,632.75
  6. Step 6: Final answer
    x = 2,087.84

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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.