Home / 3,750.05-5,625.30-1,899.02

Finding the Fourth Proportional to 3,750.05, 5,625.30 and 1,899.02

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Solution

The fourth proportional to 3,750.05, 5,625.30 and 1,899.02 is: 2,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.05 : 5,625.30 = 1,899.02 : x
  2. Step 2: Convert to fraction form
    3,750.05/5,625.30 = 1,899.02/x
  3. Step 3: Cross multiply
    3,750.05x = 5,625.30 × 1,899.02
  4. Step 4: Simplify right side
    3,750.05x = 10,682,557.21
  5. Step 5: Solve for x
    x = 10,682,557.21/3,750.05
  6. Step 6: Final answer
    x = 2,848.64

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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.