Home / 3,035.84-4,189.73-1,709.60

Finding the Fourth Proportional to 3,035.84, 4,189.73 and 1,709.60

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Solution

The fourth proportional to 3,035.84, 4,189.73 and 1,709.60 is: 2,359.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.84 : 4,189.73 = 1,709.60 : x
  2. Step 2: Convert to fraction form
    3,035.84/4,189.73 = 1,709.60/x
  3. Step 3: Cross multiply
    3,035.84x = 4,189.73 × 1,709.60
  4. Step 4: Simplify right side
    3,035.84x = 7,162,732.91
  5. Step 5: Solve for x
    x = 7,162,732.91/3,035.84
  6. Step 6: Final answer
    x = 2,359.39

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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.