Home / 4,912.38-7,365.80-1,748.26

Finding the Fourth Proportional to 4,912.38, 7,365.80 and 1,748.26

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Solution

The fourth proportional to 4,912.38, 7,365.80 and 1,748.26 is: 2,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.38 : 7,365.80 = 1,748.26 : x
  2. Step 2: Convert to fraction form
    4,912.38/7,365.80 = 1,748.26/x
  3. Step 3: Cross multiply
    4,912.38x = 7,365.80 × 1,748.26
  4. Step 4: Simplify right side
    4,912.38x = 12,877,333.51
  5. Step 5: Solve for x
    x = 12,877,333.51/4,912.38
  6. Step 6: Final answer
    x = 2,621.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.