Home / 4,531.06-6,256.40-2,938.47

Finding the Fourth Proportional to 4,531.06, 6,256.40 and 2,938.47

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Solution

The fourth proportional to 4,531.06, 6,256.40 and 2,938.47 is: 4,057.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.06 : 6,256.40 = 2,938.47 : x
  2. Step 2: Convert to fraction form
    4,531.06/6,256.40 = 2,938.47/x
  3. Step 3: Cross multiply
    4,531.06x = 6,256.40 × 2,938.47
  4. Step 4: Simplify right side
    4,531.06x = 18,384,243.71
  5. Step 5: Solve for x
    x = 18,384,243.71/4,531.06
  6. Step 6: Final answer
    x = 4,057.38

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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.