Home / 2,710.23-3,736.03-2,119.74

Finding the Fourth Proportional to 2,710.23, 3,736.03 and 2,119.74

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Solution

The fourth proportional to 2,710.23, 3,736.03 and 2,119.74 is: 2,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.23 : 3,736.03 = 2,119.74 : x
  2. Step 2: Convert to fraction form
    2,710.23/3,736.03 = 2,119.74/x
  3. Step 3: Cross multiply
    2,710.23x = 3,736.03 × 2,119.74
  4. Step 4: Simplify right side
    2,710.23x = 7,919,412.23
  5. Step 5: Solve for x
    x = 7,919,412.23/2,710.23
  6. Step 6: Final answer
    x = 2,922.04

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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.