Home / 2,588.14-3,881.18-1,356.58

Finding the Fourth Proportional to 2,588.14, 3,881.18 and 1,356.58

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Solution

The fourth proportional to 2,588.14, 3,881.18 and 1,356.58 is: 2,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.14 : 3,881.18 = 1,356.58 : x
  2. Step 2: Convert to fraction form
    2,588.14/3,881.18 = 1,356.58/x
  3. Step 3: Cross multiply
    2,588.14x = 3,881.18 × 1,356.58
  4. Step 4: Simplify right side
    2,588.14x = 5,265,139.41
  5. Step 5: Solve for x
    x = 5,265,139.41/2,588.14
  6. Step 6: Final answer
    x = 2,034.34

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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.