Home / 3,685.43-5,520.51-2,362.70

Finding the Fourth Proportional to 3,685.43, 5,520.51 and 2,362.70

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Solution

The fourth proportional to 3,685.43, 5,520.51 and 2,362.70 is: 3,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.43 : 5,520.51 = 2,362.70 : x
  2. Step 2: Convert to fraction form
    3,685.43/5,520.51 = 2,362.70/x
  3. Step 3: Cross multiply
    3,685.43x = 5,520.51 × 2,362.70
  4. Step 4: Simplify right side
    3,685.43x = 13,043,281.37
  5. Step 5: Solve for x
    x = 13,043,281.37/3,685.43
  6. Step 6: Final answer
    x = 3,539.15

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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.