Home / 3,074.36-4,612.16-1,126.52

Finding the Fourth Proportional to 3,074.36, 4,612.16 and 1,126.52

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Solution

The fourth proportional to 3,074.36, 4,612.16 and 1,126.52 is: 1,690.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.36 : 4,612.16 = 1,126.52 : x
  2. Step 2: Convert to fraction form
    3,074.36/4,612.16 = 1,126.52/x
  3. Step 3: Cross multiply
    3,074.36x = 4,612.16 × 1,126.52
  4. Step 4: Simplify right side
    3,074.36x = 5,195,690.48
  5. Step 5: Solve for x
    x = 5,195,690.48/3,074.36
  6. Step 6: Final answer
    x = 1,690.01

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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.