Home / 3,316.79-4,971.08-2,906.73

Finding the Fourth Proportional to 3,316.79, 4,971.08 and 2,906.73

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Solution

The fourth proportional to 3,316.79, 4,971.08 and 2,906.73 is: 4,356.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.79 : 4,971.08 = 2,906.73 : x
  2. Step 2: Convert to fraction form
    3,316.79/4,971.08 = 2,906.73/x
  3. Step 3: Cross multiply
    3,316.79x = 4,971.08 × 2,906.73
  4. Step 4: Simplify right side
    3,316.79x = 14,449,594.64
  5. Step 5: Solve for x
    x = 14,449,594.64/3,316.79
  6. Step 6: Final answer
    x = 4,356.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.