Home / 3,313.89-4,970.72-848.73

Finding the Fourth Proportional to 3,313.89, 4,970.72 and 848.73

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Solution

The fourth proportional to 3,313.89, 4,970.72 and 848.73 is: 1,273.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.89 : 4,970.72 = 848.73 : x
  2. Step 2: Convert to fraction form
    3,313.89/4,970.72 = 848.73/x
  3. Step 3: Cross multiply
    3,313.89x = 4,970.72 × 848.73
  4. Step 4: Simplify right side
    3,313.89x = 4,218,803.58
  5. Step 5: Solve for x
    x = 4,218,803.58/3,313.89
  6. Step 6: Final answer
    x = 1,273.07

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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.