Home / 2,825.22-4,239-1,525.16

Finding the Fourth Proportional to 2,825.22, 4,239 and 1,525.16

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Solution

The fourth proportional to 2,825.22, 4,239 and 1,525.16 is: 2,288.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.22 : 4,239 = 1,525.16 : x
  2. Step 2: Convert to fraction form
    2,825.22/4,239 = 1,525.16/x
  3. Step 3: Cross multiply
    2,825.22x = 4,239 × 1,525.16
  4. Step 4: Simplify right side
    2,825.22x = 6,465,153.24
  5. Step 5: Solve for x
    x = 6,465,153.24/2,825.22
  6. Step 6: Final answer
    x = 2,288.37

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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.