Home / 5,133.39-7,084.06-2,775.53

Finding the Fourth Proportional to 5,133.39, 7,084.06 and 2,775.53

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Solution

The fourth proportional to 5,133.39, 7,084.06 and 2,775.53 is: 3,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.39 : 7,084.06 = 2,775.53 : x
  2. Step 2: Convert to fraction form
    5,133.39/7,084.06 = 2,775.53/x
  3. Step 3: Cross multiply
    5,133.39x = 7,084.06 × 2,775.53
  4. Step 4: Simplify right side
    5,133.39x = 19,662,031.82
  5. Step 5: Solve for x
    x = 19,662,031.82/5,133.39
  6. Step 6: Final answer
    x = 3,830.22

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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.