Home / 3,269.67-4,902.81-1,189.13

Finding the Fourth Proportional to 3,269.67, 4,902.81 and 1,189.13

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Solution

The fourth proportional to 3,269.67, 4,902.81 and 1,189.13 is: 1,783.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.67 : 4,902.81 = 1,189.13 : x
  2. Step 2: Convert to fraction form
    3,269.67/4,902.81 = 1,189.13/x
  3. Step 3: Cross multiply
    3,269.67x = 4,902.81 × 1,189.13
  4. Step 4: Simplify right side
    3,269.67x = 5,830,053.94
  5. Step 5: Solve for x
    x = 5,830,053.94/3,269.67
  6. Step 6: Final answer
    x = 1,783.07

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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.