Home / 3,690.79-5,532.57-2,370.85

Finding the Fourth Proportional to 3,690.79, 5,532.57 and 2,370.85

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Solution

The fourth proportional to 3,690.79, 5,532.57 and 2,370.85 is: 3,553.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.79 : 5,532.57 = 2,370.85 : x
  2. Step 2: Convert to fraction form
    3,690.79/5,532.57 = 2,370.85/x
  3. Step 3: Cross multiply
    3,690.79x = 5,532.57 × 2,370.85
  4. Step 4: Simplify right side
    3,690.79x = 13,116,893.58
  5. Step 5: Solve for x
    x = 13,116,893.58/3,690.79
  6. Step 6: Final answer
    x = 3,553.95

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1.5x scale

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.