Home / 3,076.15-4,612.39-1,433.06

Finding the Fourth Proportional to 3,076.15, 4,612.39 and 1,433.06

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Solution

The fourth proportional to 3,076.15, 4,612.39 and 1,433.06 is: 2,148.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.15 : 4,612.39 = 1,433.06 : x
  2. Step 2: Convert to fraction form
    3,076.15/4,612.39 = 1,433.06/x
  3. Step 3: Cross multiply
    3,076.15x = 4,612.39 × 1,433.06
  4. Step 4: Simplify right side
    3,076.15x = 6,609,824.45
  5. Step 5: Solve for x
    x = 6,609,824.45/3,076.15
  6. Step 6: Final answer
    x = 2,148.74

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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.