Home / 3,011.85-4,507.44-2,081.16

Finding the Fourth Proportional to 3,011.85, 4,507.44 and 2,081.16

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Solution

The fourth proportional to 3,011.85, 4,507.44 and 2,081.16 is: 3,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.85 : 4,507.44 = 2,081.16 : x
  2. Step 2: Convert to fraction form
    3,011.85/4,507.44 = 2,081.16/x
  3. Step 3: Cross multiply
    3,011.85x = 4,507.44 × 2,081.16
  4. Step 4: Simplify right side
    3,011.85x = 9,380,703.83
  5. Step 5: Solve for x
    x = 9,380,703.83/3,011.85
  6. Step 6: Final answer
    x = 3,114.60

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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.