Home / 3,697.53-5,103.18-2,705.55

Finding the Fourth Proportional to 3,697.53, 5,103.18 and 2,705.55

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Solution

The fourth proportional to 3,697.53, 5,103.18 and 2,705.55 is: 3,734.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.53 : 5,103.18 = 2,705.55 : x
  2. Step 2: Convert to fraction form
    3,697.53/5,103.18 = 2,705.55/x
  3. Step 3: Cross multiply
    3,697.53x = 5,103.18 × 2,705.55
  4. Step 4: Simplify right side
    3,697.53x = 13,806,908.65
  5. Step 5: Solve for x
    x = 13,806,908.65/3,697.53
  6. Step 6: Final answer
    x = 3,734.09

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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.