Home / 3,506.61-5,259.88-1,165.95

Finding the Fourth Proportional to 3,506.61, 5,259.88 and 1,165.95

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Solution

The fourth proportional to 3,506.61, 5,259.88 and 1,165.95 is: 1,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.61 : 5,259.88 = 1,165.95 : x
  2. Step 2: Convert to fraction form
    3,506.61/5,259.88 = 1,165.95/x
  3. Step 3: Cross multiply
    3,506.61x = 5,259.88 × 1,165.95
  4. Step 4: Simplify right side
    3,506.61x = 6,132,757.09
  5. Step 5: Solve for x
    x = 6,132,757.09/3,506.61
  6. Step 6: Final answer
    x = 1,748.91

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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.