Home / 2,026.80-3,036.14-1,370.70

Finding the Fourth Proportional to 2,026.80, 3,036.14 and 1,370.70

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Solution

The fourth proportional to 2,026.80, 3,036.14 and 1,370.70 is: 2,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026.80 : 3,036.14 = 1,370.70 : x
  2. Step 2: Convert to fraction form
    2,026.80/3,036.14 = 1,370.70/x
  3. Step 3: Cross multiply
    2,026.80x = 3,036.14 × 1,370.70
  4. Step 4: Simplify right side
    2,026.80x = 4,161,637.10
  5. Step 5: Solve for x
    x = 4,161,637.10/2,026.80
  6. Step 6: Final answer
    x = 2,053.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.