Home / 2,091.13-2,884.72-1,622.13

Finding the Fourth Proportional to 2,091.13, 2,884.72 and 1,622.13

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Solution

The fourth proportional to 2,091.13, 2,884.72 and 1,622.13 is: 2,237.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091.13 : 2,884.72 = 1,622.13 : x
  2. Step 2: Convert to fraction form
    2,091.13/2,884.72 = 1,622.13/x
  3. Step 3: Cross multiply
    2,091.13x = 2,884.72 × 1,622.13
  4. Step 4: Simplify right side
    2,091.13x = 4,679,382.74
  5. Step 5: Solve for x
    x = 4,679,382.74/2,091.13
  6. Step 6: Final answer
    x = 2,237.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.