Home / 2,405.46-3,319.76-1,461.03

Finding the Fourth Proportional to 2,405.46, 3,319.76 and 1,461.03

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Solution

The fourth proportional to 2,405.46, 3,319.76 and 1,461.03 is: 2,016.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.46 : 3,319.76 = 1,461.03 : x
  2. Step 2: Convert to fraction form
    2,405.46/3,319.76 = 1,461.03/x
  3. Step 3: Cross multiply
    2,405.46x = 3,319.76 × 1,461.03
  4. Step 4: Simplify right side
    2,405.46x = 4,850,268.95
  5. Step 5: Solve for x
    x = 4,850,268.95/2,405.46
  6. Step 6: Final answer
    x = 2,016.36

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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.