Home / 4,917.88-7,374.08-1,629.18

Finding the Fourth Proportional to 4,917.88, 7,374.08 and 1,629.18

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Solution

The fourth proportional to 4,917.88, 7,374.08 and 1,629.18 is: 2,442.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.88 : 7,374.08 = 1,629.18 : x
  2. Step 2: Convert to fraction form
    4,917.88/7,374.08 = 1,629.18/x
  3. Step 3: Cross multiply
    4,917.88x = 7,374.08 × 1,629.18
  4. Step 4: Simplify right side
    4,917.88x = 12,013,707.73
  5. Step 5: Solve for x
    x = 12,013,707.73/4,917.88
  6. Step 6: Final answer
    x = 2,442.86

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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.