Home / 4,762.29-7,145.37-1,842.60

Finding the Fourth Proportional to 4,762.29, 7,145.37 and 1,842.60

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Solution

The fourth proportional to 4,762.29, 7,145.37 and 1,842.60 is: 2,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.29 : 7,145.37 = 1,842.60 : x
  2. Step 2: Convert to fraction form
    4,762.29/7,145.37 = 1,842.60/x
  3. Step 3: Cross multiply
    4,762.29x = 7,145.37 × 1,842.60
  4. Step 4: Simplify right side
    4,762.29x = 13,166,058.76
  5. Step 5: Solve for x
    x = 13,166,058.76/4,762.29
  6. Step 6: Final answer
    x = 2,764.65

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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.