Home / 4,974.60-7,460.86-1,511.56

Finding the Fourth Proportional to 4,974.60, 7,460.86 and 1,511.56

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Solution

The fourth proportional to 4,974.60, 7,460.86 and 1,511.56 is: 2,267.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.60 : 7,460.86 = 1,511.56 : x
  2. Step 2: Convert to fraction form
    4,974.60/7,460.86 = 1,511.56/x
  3. Step 3: Cross multiply
    4,974.60x = 7,460.86 × 1,511.56
  4. Step 4: Simplify right side
    4,974.60x = 11,277,537.54
  5. Step 5: Solve for x
    x = 11,277,537.54/4,974.60
  6. Step 6: Final answer
    x = 2,267.02

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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.