Home / 3,040.35-4,558.70-1,189.26

Finding the Fourth Proportional to 3,040.35, 4,558.70 and 1,189.26

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Solution

The fourth proportional to 3,040.35, 4,558.70 and 1,189.26 is: 1,783.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.35 : 4,558.70 = 1,189.26 : x
  2. Step 2: Convert to fraction form
    3,040.35/4,558.70 = 1,189.26/x
  3. Step 3: Cross multiply
    3,040.35x = 4,558.70 × 1,189.26
  4. Step 4: Simplify right side
    3,040.35x = 5,421,479.56
  5. Step 5: Solve for x
    x = 5,421,479.56/3,040.35
  6. Step 6: Final answer
    x = 1,783.18

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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.