Home / 3,176.94-4,765.55-1,943.58

Finding the Fourth Proportional to 3,176.94, 4,765.55 and 1,943.58

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Solution

The fourth proportional to 3,176.94, 4,765.55 and 1,943.58 is: 2,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.94 : 4,765.55 = 1,943.58 : x
  2. Step 2: Convert to fraction form
    3,176.94/4,765.55 = 1,943.58/x
  3. Step 3: Cross multiply
    3,176.94x = 4,765.55 × 1,943.58
  4. Step 4: Simplify right side
    3,176.94x = 9,262,217.95
  5. Step 5: Solve for x
    x = 9,262,217.95/3,176.94
  6. Step 6: Final answer
    x = 2,915.45

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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.