Home / 3,065.84-4,230.44-1,944.80

Finding the Fourth Proportional to 3,065.84, 4,230.44 and 1,944.80

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Solution

The fourth proportional to 3,065.84, 4,230.44 and 1,944.80 is: 2,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.84 : 4,230.44 = 1,944.80 : x
  2. Step 2: Convert to fraction form
    3,065.84/4,230.44 = 1,944.80/x
  3. Step 3: Cross multiply
    3,065.84x = 4,230.44 × 1,944.80
  4. Step 4: Simplify right side
    3,065.84x = 8,227,359.71
  5. Step 5: Solve for x
    x = 8,227,359.71/3,065.84
  6. Step 6: Final answer
    x = 2,683.56

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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.