Home / 3,267.61-4,509.35-1,941.51

Finding the Fourth Proportional to 3,267.61, 4,509.35 and 1,941.51

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Solution

The fourth proportional to 3,267.61, 4,509.35 and 1,941.51 is: 2,679.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.61 : 4,509.35 = 1,941.51 : x
  2. Step 2: Convert to fraction form
    3,267.61/4,509.35 = 1,941.51/x
  3. Step 3: Cross multiply
    3,267.61x = 4,509.35 × 1,941.51
  4. Step 4: Simplify right side
    3,267.61x = 8,754,948.12
  5. Step 5: Solve for x
    x = 8,754,948.12/3,267.61
  6. Step 6: Final answer
    x = 2,679.31

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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.