Home / 3,385.32-5,076.63-1,304.18

Finding the Fourth Proportional to 3,385.32, 5,076.63 and 1,304.18

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Solution

The fourth proportional to 3,385.32, 5,076.63 and 1,304.18 is: 1,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.32 : 5,076.63 = 1,304.18 : x
  2. Step 2: Convert to fraction form
    3,385.32/5,076.63 = 1,304.18/x
  3. Step 3: Cross multiply
    3,385.32x = 5,076.63 × 1,304.18
  4. Step 4: Simplify right side
    3,385.32x = 6,620,818.82
  5. Step 5: Solve for x
    x = 6,620,818.82/3,385.32
  6. Step 6: Final answer
    x = 1,955.74

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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.