Home / 2,576.81-3,556.00-1,529.08

Finding the Fourth Proportional to 2,576.81, 3,556.00 and 1,529.08

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Solution

The fourth proportional to 2,576.81, 3,556.00 and 1,529.08 is: 2,110.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.81 : 3,556.00 = 1,529.08 : x
  2. Step 2: Convert to fraction form
    2,576.81/3,556.00 = 1,529.08/x
  3. Step 3: Cross multiply
    2,576.81x = 3,556.00 × 1,529.08
  4. Step 4: Simplify right side
    2,576.81x = 5,437,401.50
  5. Step 5: Solve for x
    x = 5,437,401.50/2,576.81
  6. Step 6: Final answer
    x = 2,110.13

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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.