Home / 3,111.61-4,668.03-1,032.24

Finding the Fourth Proportional to 3,111.61, 4,668.03 and 1,032.24

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Solution

The fourth proportional to 3,111.61, 4,668.03 and 1,032.24 is: 1,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111.61 : 4,668.03 = 1,032.24 : x
  2. Step 2: Convert to fraction form
    3,111.61/4,668.03 = 1,032.24/x
  3. Step 3: Cross multiply
    3,111.61x = 4,668.03 × 1,032.24
  4. Step 4: Simplify right side
    3,111.61x = 4,818,523.42
  5. Step 5: Solve for x
    x = 4,818,523.42/3,111.61
  6. Step 6: Final answer
    x = 1,548.56

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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.