Home / 2,576.14-3,554.75-1,528

Finding the Fourth Proportional to 2,576.14, 3,554.75 and 1,528

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Solution

The fourth proportional to 2,576.14, 3,554.75 and 1,528 is: 2,108.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.14 : 3,554.75 = 1,528 : x
  2. Step 2: Convert to fraction form
    2,576.14/3,554.75 = 1,528/x
  3. Step 3: Cross multiply
    2,576.14x = 3,554.75 × 1,528
  4. Step 4: Simplify right side
    2,576.14x = 5,431,658
  5. Step 5: Solve for x
    x = 5,431,658/2,576.14
  6. Step 6: Final answer
    x = 2,108.45

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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.