Home / 4,949.46-6,828.54-2,823.45

Finding the Fourth Proportional to 4,949.46, 6,828.54 and 2,823.45

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Solution

The fourth proportional to 4,949.46, 6,828.54 and 2,823.45 is: 3,895.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.46 : 6,828.54 = 2,823.45 : x
  2. Step 2: Convert to fraction form
    4,949.46/6,828.54 = 2,823.45/x
  3. Step 3: Cross multiply
    4,949.46x = 6,828.54 × 2,823.45
  4. Step 4: Simplify right side
    4,949.46x = 19,280,070.95
  5. Step 5: Solve for x
    x = 19,280,070.95/4,949.46
  6. Step 6: Final answer
    x = 3,895.39

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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.