Home / 2,488.26-3,724.41-1,653.40

Finding the Fourth Proportional to 2,488.26, 3,724.41 and 1,653.40

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Solution

The fourth proportional to 2,488.26, 3,724.41 and 1,653.40 is: 2,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.26 : 3,724.41 = 1,653.40 : x
  2. Step 2: Convert to fraction form
    2,488.26/3,724.41 = 1,653.40/x
  3. Step 3: Cross multiply
    2,488.26x = 3,724.41 × 1,653.40
  4. Step 4: Simplify right side
    2,488.26x = 6,157,939.49
  5. Step 5: Solve for x
    x = 6,157,939.49/2,488.26
  6. Step 6: Final answer
    x = 2,474.80

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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.