Home / 3,091.89-4,629.78-2,597.16

Finding the Fourth Proportional to 3,091.89, 4,629.78 and 2,597.16

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Solution

The fourth proportional to 3,091.89, 4,629.78 and 2,597.16 is: 3,888.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.89 : 4,629.78 = 2,597.16 : x
  2. Step 2: Convert to fraction form
    3,091.89/4,629.78 = 2,597.16/x
  3. Step 3: Cross multiply
    3,091.89x = 4,629.78 × 2,597.16
  4. Step 4: Simplify right side
    3,091.89x = 12,024,279.42
  5. Step 5: Solve for x
    x = 12,024,279.42/3,091.89
  6. Step 6: Final answer
    x = 3,888.97

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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.