Home / 4,915.07-6,782.74-2,676.94

Finding the Fourth Proportional to 4,915.07, 6,782.74 and 2,676.94

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Solution

The fourth proportional to 4,915.07, 6,782.74 and 2,676.94 is: 3,694.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.07 : 6,782.74 = 2,676.94 : x
  2. Step 2: Convert to fraction form
    4,915.07/6,782.74 = 2,676.94/x
  3. Step 3: Cross multiply
    4,915.07x = 6,782.74 × 2,676.94
  4. Step 4: Simplify right side
    4,915.07x = 18,156,954.83
  5. Step 5: Solve for x
    x = 18,156,954.83/4,915.07
  6. Step 6: Final answer
    x = 3,694.14

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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.