Home / 2,681.51-4,022.36-2,377.16

Finding the Fourth Proportional to 2,681.51, 4,022.36 and 2,377.16

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Solution

The fourth proportional to 2,681.51, 4,022.36 and 2,377.16 is: 3,565.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.51 : 4,022.36 = 2,377.16 : x
  2. Step 2: Convert to fraction form
    2,681.51/4,022.36 = 2,377.16/x
  3. Step 3: Cross multiply
    2,681.51x = 4,022.36 × 2,377.16
  4. Step 4: Simplify right side
    2,681.51x = 9,561,761.30
  5. Step 5: Solve for x
    x = 9,561,761.30/2,681.51
  6. Step 6: Final answer
    x = 3,565.82

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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.