Home / 4,915.58-6,782.99-3,026.85

Finding the Fourth Proportional to 4,915.58, 6,782.99 and 3,026.85

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Solution

The fourth proportional to 4,915.58, 6,782.99 and 3,026.85 is: 4,176.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.58 : 6,782.99 = 3,026.85 : x
  2. Step 2: Convert to fraction form
    4,915.58/6,782.99 = 3,026.85/x
  3. Step 3: Cross multiply
    4,915.58x = 6,782.99 × 3,026.85
  4. Step 4: Simplify right side
    4,915.58x = 20,531,078.15
  5. Step 5: Solve for x
    x = 20,531,078.15/4,915.58
  6. Step 6: Final answer
    x = 4,176.74

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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.