Home / 3,967.26-5,486.58-3,436.74

Finding the Fourth Proportional to 3,967.26, 5,486.58 and 3,436.74

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Solution

The fourth proportional to 3,967.26, 5,486.58 and 3,436.74 is: 4,752.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.26 : 5,486.58 = 3,436.74 : x
  2. Step 2: Convert to fraction form
    3,967.26/5,486.58 = 3,436.74/x
  3. Step 3: Cross multiply
    3,967.26x = 5,486.58 × 3,436.74
  4. Step 4: Simplify right side
    3,967.26x = 18,855,948.95
  5. Step 5: Solve for x
    x = 18,855,948.95/3,967.26
  6. Step 6: Final answer
    x = 4,752.89

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1.5x scale

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.