Home / 3,092.47-4,638.08-1,012.55

Finding the Fourth Proportional to 3,092.47, 4,638.08 and 1,012.55

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Solution

The fourth proportional to 3,092.47, 4,638.08 and 1,012.55 is: 1,518.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.47 : 4,638.08 = 1,012.55 : x
  2. Step 2: Convert to fraction form
    3,092.47/4,638.08 = 1,012.55/x
  3. Step 3: Cross multiply
    3,092.47x = 4,638.08 × 1,012.55
  4. Step 4: Simplify right side
    3,092.47x = 4,696,267.24
  5. Step 5: Solve for x
    x = 4,696,267.24/3,092.47
  6. Step 6: Final answer
    x = 1,518.61

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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.