Home / 2,541.90-3,500.64-2,185.26

Finding the Fourth Proportional to 2,541.90, 3,500.64 and 2,185.26

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Solution

The fourth proportional to 2,541.90, 3,500.64 and 2,185.26 is: 3,009.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.90 : 3,500.64 = 2,185.26 : x
  2. Step 2: Convert to fraction form
    2,541.90/3,500.64 = 2,185.26/x
  3. Step 3: Cross multiply
    2,541.90x = 3,500.64 × 2,185.26
  4. Step 4: Simplify right side
    2,541.90x = 7,649,808.57
  5. Step 5: Solve for x
    x = 7,649,808.57/2,541.90
  6. Step 6: Final answer
    x = 3,009.48

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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.