Home / 2,549.32-3,823.94-1,683.40

Finding the Fourth Proportional to 2,549.32, 3,823.94 and 1,683.40

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Solution

The fourth proportional to 2,549.32, 3,823.94 and 1,683.40 is: 2,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.32 : 3,823.94 = 1,683.40 : x
  2. Step 2: Convert to fraction form
    2,549.32/3,823.94 = 1,683.40/x
  3. Step 3: Cross multiply
    2,549.32x = 3,823.94 × 1,683.40
  4. Step 4: Simplify right side
    2,549.32x = 6,437,220.60
  5. Step 5: Solve for x
    x = 6,437,220.60/2,549.32
  6. Step 6: Final answer
    x = 2,525.07

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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.