Home / 3,555.18-5,336.31-1,476.39

Finding the Fourth Proportional to 3,555.18, 5,336.31 and 1,476.39

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Solution

The fourth proportional to 3,555.18, 5,336.31 and 1,476.39 is: 2,216.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.18 : 5,336.31 = 1,476.39 : x
  2. Step 2: Convert to fraction form
    3,555.18/5,336.31 = 1,476.39/x
  3. Step 3: Cross multiply
    3,555.18x = 5,336.31 × 1,476.39
  4. Step 4: Simplify right side
    3,555.18x = 7,878,474.72
  5. Step 5: Solve for x
    x = 7,878,474.72/3,555.18
  6. Step 6: Final answer
    x = 2,216.06

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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.