Home / 4,968.54-6,853.95-2,977.83

Finding the Fourth Proportional to 4,968.54, 6,853.95 and 2,977.83

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Solution

The fourth proportional to 4,968.54, 6,853.95 and 2,977.83 is: 4,107.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.54 : 6,853.95 = 2,977.83 : x
  2. Step 2: Convert to fraction form
    4,968.54/6,853.95 = 2,977.83/x
  3. Step 3: Cross multiply
    4,968.54x = 6,853.95 × 2,977.83
  4. Step 4: Simplify right side
    4,968.54x = 20,409,897.93
  5. Step 5: Solve for x
    x = 20,409,897.93/4,968.54
  6. Step 6: Final answer
    x = 4,107.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.