Home / 2,445.07-3,374.21-1,326.02

Finding the Fourth Proportional to 2,445.07, 3,374.21 and 1,326.02

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Solution

The fourth proportional to 2,445.07, 3,374.21 and 1,326.02 is: 1,829.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.07 : 3,374.21 = 1,326.02 : x
  2. Step 2: Convert to fraction form
    2,445.07/3,374.21 = 1,326.02/x
  3. Step 3: Cross multiply
    2,445.07x = 3,374.21 × 1,326.02
  4. Step 4: Simplify right side
    2,445.07x = 4,474,269.94
  5. Step 5: Solve for x
    x = 4,474,269.94/2,445.07
  6. Step 6: Final answer
    x = 1,829.91

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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.