Home / 3,029.96-4,541.70-1,081.58

Finding the Fourth Proportional to 3,029.96, 4,541.70 and 1,081.58

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Solution

The fourth proportional to 3,029.96, 4,541.70 and 1,081.58 is: 1,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.96 : 4,541.70 = 1,081.58 : x
  2. Step 2: Convert to fraction form
    3,029.96/4,541.70 = 1,081.58/x
  3. Step 3: Cross multiply
    3,029.96x = 4,541.70 × 1,081.58
  4. Step 4: Simplify right side
    3,029.96x = 4,912,211.89
  5. Step 5: Solve for x
    x = 4,912,211.89/3,029.96
  6. Step 6: Final answer
    x = 1,621.21

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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.