Home / 8,576.84-11,837.10-5,220

Finding the Fourth Proportional to 8,576.84, 11,837.10 and 5,220

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Solution

The fourth proportional to 8,576.84, 11,837.10 and 5,220 is: 7,204.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.84 : 11,837.10 = 5,220 : x
  2. Step 2: Convert to fraction form
    8,576.84/11,837.10 = 5,220/x
  3. Step 3: Cross multiply
    8,576.84x = 11,837.10 × 5,220
  4. Step 4: Simplify right side
    8,576.84x = 61,789,662
  5. Step 5: Solve for x
    x = 61,789,662/8,576.84
  6. Step 6: Final answer
    x = 7,204.25

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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.