Home / 3,089.83-4,635.62-1,242.25

Finding the Fourth Proportional to 3,089.83, 4,635.62 and 1,242.25

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Solution

The fourth proportional to 3,089.83, 4,635.62 and 1,242.25 is: 1,863.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.83 : 4,635.62 = 1,242.25 : x
  2. Step 2: Convert to fraction form
    3,089.83/4,635.62 = 1,242.25/x
  3. Step 3: Cross multiply
    3,089.83x = 4,635.62 × 1,242.25
  4. Step 4: Simplify right side
    3,089.83x = 5,758,598.95
  5. Step 5: Solve for x
    x = 5,758,598.95/3,089.83
  6. Step 6: Final answer
    x = 1,863.73

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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.