Home / 5,127.44-7,691.67-1,841.81

Finding the Fourth Proportional to 5,127.44, 7,691.67 and 1,841.81

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Solution

The fourth proportional to 5,127.44, 7,691.67 and 1,841.81 is: 2,762.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.44 : 7,691.67 = 1,841.81 : x
  2. Step 2: Convert to fraction form
    5,127.44/7,691.67 = 1,841.81/x
  3. Step 3: Cross multiply
    5,127.44x = 7,691.67 × 1,841.81
  4. Step 4: Simplify right side
    5,127.44x = 14,166,556.26
  5. Step 5: Solve for x
    x = 14,166,556.26/5,127.44
  6. Step 6: Final answer
    x = 2,762.89

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1.5x scale

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.