Home / 3,103.47-4,656.02-1,023.79

Finding the Fourth Proportional to 3,103.47, 4,656.02 and 1,023.79

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Solution

The fourth proportional to 3,103.47, 4,656.02 and 1,023.79 is: 1,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.47 : 4,656.02 = 1,023.79 : x
  2. Step 2: Convert to fraction form
    3,103.47/4,656.02 = 1,023.79/x
  3. Step 3: Cross multiply
    3,103.47x = 4,656.02 × 1,023.79
  4. Step 4: Simplify right side
    3,103.47x = 4,766,781.60
  5. Step 5: Solve for x
    x = 4,766,781.60/3,103.47
  6. Step 6: Final answer
    x = 1,535.95

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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.