Home / 3,394.10-4,683.78-1,902.02

Finding the Fourth Proportional to 3,394.10, 4,683.78 and 1,902.02

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Solution

The fourth proportional to 3,394.10, 4,683.78 and 1,902.02 is: 2,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.10 : 4,683.78 = 1,902.02 : x
  2. Step 2: Convert to fraction form
    3,394.10/4,683.78 = 1,902.02/x
  3. Step 3: Cross multiply
    3,394.10x = 4,683.78 × 1,902.02
  4. Step 4: Simplify right side
    3,394.10x = 8,908,619.82
  5. Step 5: Solve for x
    x = 8,908,619.82/3,394.10
  6. Step 6: Final answer
    x = 2,624.74

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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.