Home / 3,551.04-5,325.48-1,242

Finding the Fourth Proportional to 3,551.04, 5,325.48 and 1,242

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Solution

The fourth proportional to 3,551.04, 5,325.48 and 1,242 is: 1,862.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.04 : 5,325.48 = 1,242 : x
  2. Step 2: Convert to fraction form
    3,551.04/5,325.48 = 1,242/x
  3. Step 3: Cross multiply
    3,551.04x = 5,325.48 × 1,242
  4. Step 4: Simplify right side
    3,551.04x = 6,614,246.16
  5. Step 5: Solve for x
    x = 6,614,246.16/3,551.04
  6. Step 6: Final answer
    x = 1,862.62

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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.