Home / 4,285.98-5,915.43-2,493.70

Finding the Fourth Proportional to 4,285.98, 5,915.43 and 2,493.70

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Solution

The fourth proportional to 4,285.98, 5,915.43 and 2,493.70 is: 3,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285.98 : 5,915.43 = 2,493.70 : x
  2. Step 2: Convert to fraction form
    4,285.98/5,915.43 = 2,493.70/x
  3. Step 3: Cross multiply
    4,285.98x = 5,915.43 × 2,493.70
  4. Step 4: Simplify right side
    4,285.98x = 14,751,293.00
  5. Step 5: Solve for x
    x = 14,751,293.00/4,285.98
  6. Step 6: Final answer
    x = 3,441.75

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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.