Home / 2,574.96-3,550.22-2,102.39

Finding the Fourth Proportional to 2,574.96, 3,550.22 and 2,102.39

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Solution

The fourth proportional to 2,574.96, 3,550.22 and 2,102.39 is: 2,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.96 : 3,550.22 = 2,102.39 : x
  2. Step 2: Convert to fraction form
    2,574.96/3,550.22 = 2,102.39/x
  3. Step 3: Cross multiply
    2,574.96x = 3,550.22 × 2,102.39
  4. Step 4: Simplify right side
    2,574.96x = 7,463,918.76
  5. Step 5: Solve for x
    x = 7,463,918.76/2,574.96
  6. Step 6: Final answer
    x = 2,898.65

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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.