Home / 3,074.02-4,608.06-1,612.78

Finding the Fourth Proportional to 3,074.02, 4,608.06 and 1,612.78

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Solution

The fourth proportional to 3,074.02, 4,608.06 and 1,612.78 is: 2,417.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.02 : 4,608.06 = 1,612.78 : x
  2. Step 2: Convert to fraction form
    3,074.02/4,608.06 = 1,612.78/x
  3. Step 3: Cross multiply
    3,074.02x = 4,608.06 × 1,612.78
  4. Step 4: Simplify right side
    3,074.02x = 7,431,787.01
  5. Step 5: Solve for x
    x = 7,431,787.01/3,074.02
  6. Step 6: Final answer
    x = 2,417.61

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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.