Home / 4,788.57-7,181.81-1,501.23

Finding the Fourth Proportional to 4,788.57, 7,181.81 and 1,501.23

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Solution

The fourth proportional to 4,788.57, 7,181.81 and 1,501.23 is: 2,251.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.57 : 7,181.81 = 1,501.23 : x
  2. Step 2: Convert to fraction form
    4,788.57/7,181.81 = 1,501.23/x
  3. Step 3: Cross multiply
    4,788.57x = 7,181.81 × 1,501.23
  4. Step 4: Simplify right side
    4,788.57x = 10,781,548.63
  5. Step 5: Solve for x
    x = 10,781,548.63/4,788.57
  6. Step 6: Final answer
    x = 2,251.52

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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.