Home / 3,254.64-4,881.75-946.14

Finding the Fourth Proportional to 3,254.64, 4,881.75 and 946.14

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Solution

The fourth proportional to 3,254.64, 4,881.75 and 946.14 is: 1,419.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.64 : 4,881.75 = 946.14 : x
  2. Step 2: Convert to fraction form
    3,254.64/4,881.75 = 946.14/x
  3. Step 3: Cross multiply
    3,254.64x = 4,881.75 × 946.14
  4. Step 4: Simplify right side
    3,254.64x = 4,618,818.95
  5. Step 5: Solve for x
    x = 4,618,818.95/3,254.64
  6. Step 6: Final answer
    x = 1,419.15

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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.