Home / 2,538.17-3,804.46-1,660.31

Finding the Fourth Proportional to 2,538.17, 3,804.46 and 1,660.31

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Solution

The fourth proportional to 2,538.17, 3,804.46 and 1,660.31 is: 2,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538.17 : 3,804.46 = 1,660.31 : x
  2. Step 2: Convert to fraction form
    2,538.17/3,804.46 = 1,660.31/x
  3. Step 3: Cross multiply
    2,538.17x = 3,804.46 × 1,660.31
  4. Step 4: Simplify right side
    2,538.17x = 6,316,582.98
  5. Step 5: Solve for x
    x = 6,316,582.98/2,538.17
  6. Step 6: Final answer
    x = 2,488.64

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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.