Home / 3,035.74-4,189.28-1,709.46

Finding the Fourth Proportional to 3,035.74, 4,189.28 and 1,709.46

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Solution

The fourth proportional to 3,035.74, 4,189.28 and 1,709.46 is: 2,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.74 : 4,189.28 = 1,709.46 : x
  2. Step 2: Convert to fraction form
    3,035.74/4,189.28 = 1,709.46/x
  3. Step 3: Cross multiply
    3,035.74x = 4,189.28 × 1,709.46
  4. Step 4: Simplify right side
    3,035.74x = 7,161,406.59
  5. Step 5: Solve for x
    x = 7,161,406.59/3,035.74
  6. Step 6: Final answer
    x = 2,359.03

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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.