Home / 2,026.49-2,794.10-1,240.38

Finding the Fourth Proportional to 2,026.49, 2,794.10 and 1,240.38

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Solution

The fourth proportional to 2,026.49, 2,794.10 and 1,240.38 is: 1,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026.49 : 2,794.10 = 1,240.38 : x
  2. Step 2: Convert to fraction form
    2,026.49/2,794.10 = 1,240.38/x
  3. Step 3: Cross multiply
    2,026.49x = 2,794.10 × 1,240.38
  4. Step 4: Simplify right side
    2,026.49x = 3,465,739.56
  5. Step 5: Solve for x
    x = 3,465,739.56/2,026.49
  6. Step 6: Final answer
    x = 1,710.22

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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.