Home / 2,098.44-2,896.29-1,681.56

Finding the Fourth Proportional to 2,098.44, 2,896.29 and 1,681.56

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Solution

The fourth proportional to 2,098.44, 2,896.29 and 1,681.56 is: 2,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.44 : 2,896.29 = 1,681.56 : x
  2. Step 2: Convert to fraction form
    2,098.44/2,896.29 = 1,681.56/x
  3. Step 3: Cross multiply
    2,098.44x = 2,896.29 × 1,681.56
  4. Step 4: Simplify right side
    2,098.44x = 4,870,285.41
  5. Step 5: Solve for x
    x = 4,870,285.41/2,098.44
  6. Step 6: Final answer
    x = 2,320.91

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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.