Home / 2,993.55-4,467.70-2,915.79

Finding the Fourth Proportional to 2,993.55, 4,467.70 and 2,915.79

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Solution

The fourth proportional to 2,993.55, 4,467.70 and 2,915.79 is: 4,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.55 : 4,467.70 = 2,915.79 : x
  2. Step 2: Convert to fraction form
    2,993.55/4,467.70 = 2,915.79/x
  3. Step 3: Cross multiply
    2,993.55x = 4,467.70 × 2,915.79
  4. Step 4: Simplify right side
    2,993.55x = 13,026,874.98
  5. Step 5: Solve for x
    x = 13,026,874.98/2,993.55
  6. Step 6: Final answer
    x = 4,351.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.