Home / 2,087.45-2,881.73-1,301.93

Finding the Fourth Proportional to 2,087.45, 2,881.73 and 1,301.93

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Solution

The fourth proportional to 2,087.45, 2,881.73 and 1,301.93 is: 1,797.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087.45 : 2,881.73 = 1,301.93 : x
  2. Step 2: Convert to fraction form
    2,087.45/2,881.73 = 1,301.93/x
  3. Step 3: Cross multiply
    2,087.45x = 2,881.73 × 1,301.93
  4. Step 4: Simplify right side
    2,087.45x = 3,751,810.74
  5. Step 5: Solve for x
    x = 3,751,810.74/2,087.45
  6. Step 6: Final answer
    x = 1,797.32

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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.