Home / 3,173.37-4,378.21-1,846.59

Finding the Fourth Proportional to 3,173.37, 4,378.21 and 1,846.59

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Solution

The fourth proportional to 3,173.37, 4,378.21 and 1,846.59 is: 2,547.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.37 : 4,378.21 = 1,846.59 : x
  2. Step 2: Convert to fraction form
    3,173.37/4,378.21 = 1,846.59/x
  3. Step 3: Cross multiply
    3,173.37x = 4,378.21 × 1,846.59
  4. Step 4: Simplify right side
    3,173.37x = 8,084,758.80
  5. Step 5: Solve for x
    x = 8,084,758.80/3,173.37
  6. Step 6: Final answer
    x = 2,547.69

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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.