Home / 1,974.48-2,724.74-1,090.23

Finding the Fourth Proportional to 1,974.48, 2,724.74 and 1,090.23

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Solution

The fourth proportional to 1,974.48, 2,724.74 and 1,090.23 is: 1,504.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.48 : 2,724.74 = 1,090.23 : x
  2. Step 2: Convert to fraction form
    1,974.48/2,724.74 = 1,090.23/x
  3. Step 3: Cross multiply
    1,974.48x = 2,724.74 × 1,090.23
  4. Step 4: Simplify right side
    1,974.48x = 2,970,581.71
  5. Step 5: Solve for x
    x = 2,970,581.71/1,974.48
  6. Step 6: Final answer
    x = 1,504.49

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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.