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Finding the Fourth Proportional to 3,264.76, 4,894.38 and 1,619.08

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Solution

The fourth proportional to 3,264.76, 4,894.38 and 1,619.08 is: 2,427.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.76 : 4,894.38 = 1,619.08 : x
  2. Step 2: Convert to fraction form
    3,264.76/4,894.38 = 1,619.08/x
  3. Step 3: Cross multiply
    3,264.76x = 4,894.38 × 1,619.08
  4. Step 4: Simplify right side
    3,264.76x = 7,924,392.77
  5. Step 5: Solve for x
    x = 7,924,392.77/3,264.76
  6. Step 6: Final answer
    x = 2,427.25

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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.