Home / 2,585.49-3,868.99-2,240.01

Finding the Fourth Proportional to 2,585.49, 3,868.99 and 2,240.01

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Solution

The fourth proportional to 2,585.49, 3,868.99 and 2,240.01 is: 3,352.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585.49 : 3,868.99 = 2,240.01 : x
  2. Step 2: Convert to fraction form
    2,585.49/3,868.99 = 2,240.01/x
  3. Step 3: Cross multiply
    2,585.49x = 3,868.99 × 2,240.01
  4. Step 4: Simplify right side
    2,585.49x = 8,666,576.29
  5. Step 5: Solve for x
    x = 8,666,576.29/2,585.49
  6. Step 6: Final answer
    x = 3,352.01

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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.