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Finding the Fourth Proportional to 2,500.44, 3,750.60 and 1,113.42

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Solution

The fourth proportional to 2,500.44, 3,750.60 and 1,113.42 is: 1,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500.44 : 3,750.60 = 1,113.42 : x
  2. Step 2: Convert to fraction form
    2,500.44/3,750.60 = 1,113.42/x
  3. Step 3: Cross multiply
    2,500.44x = 3,750.60 × 1,113.42
  4. Step 4: Simplify right side
    2,500.44x = 4,175,993.05
  5. Step 5: Solve for x
    x = 4,175,993.05/2,500.44
  6. Step 6: Final answer
    x = 1,670.10

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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.