Home / 2,923.73-4,385.97-1,074.50

Finding the Fourth Proportional to 2,923.73, 4,385.97 and 1,074.50

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Solution

The fourth proportional to 2,923.73, 4,385.97 and 1,074.50 is: 1,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.73 : 4,385.97 = 1,074.50 : x
  2. Step 2: Convert to fraction form
    2,923.73/4,385.97 = 1,074.50/x
  3. Step 3: Cross multiply
    2,923.73x = 4,385.97 × 1,074.50
  4. Step 4: Simplify right side
    2,923.73x = 4,712,702.84
  5. Step 5: Solve for x
    x = 4,712,702.84/2,923.73
  6. Step 6: Final answer
    x = 1,611.88

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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.