Home / 4,915.02-6,783.03-2,819.46

Finding the Fourth Proportional to 4,915.02, 6,783.03 and 2,819.46

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Solution

The fourth proportional to 4,915.02, 6,783.03 and 2,819.46 is: 3,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.02 : 6,783.03 = 2,819.46 : x
  2. Step 2: Convert to fraction form
    4,915.02/6,783.03 = 2,819.46/x
  3. Step 3: Cross multiply
    4,915.02x = 6,783.03 × 2,819.46
  4. Step 4: Simplify right side
    4,915.02x = 19,124,481.76
  5. Step 5: Solve for x
    x = 19,124,481.76/4,915.02
  6. Step 6: Final answer
    x = 3,891.03

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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.