Home / 3,369.03-4,648.68-1,876.74

Finding the Fourth Proportional to 3,369.03, 4,648.68 and 1,876.74

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Solution

The fourth proportional to 3,369.03, 4,648.68 and 1,876.74 is: 2,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.03 : 4,648.68 = 1,876.74 : x
  2. Step 2: Convert to fraction form
    3,369.03/4,648.68 = 1,876.74/x
  3. Step 3: Cross multiply
    3,369.03x = 4,648.68 × 1,876.74
  4. Step 4: Simplify right side
    3,369.03x = 8,724,363.70
  5. Step 5: Solve for x
    x = 8,724,363.70/3,369.03
  6. Step 6: Final answer
    x = 2,589.58

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1.5x scale

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.