Home / 3,238.49-4,858.77-1,158.45

Finding the Fourth Proportional to 3,238.49, 4,858.77 and 1,158.45

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Solution

The fourth proportional to 3,238.49, 4,858.77 and 1,158.45 is: 1,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.49 : 4,858.77 = 1,158.45 : x
  2. Step 2: Convert to fraction form
    3,238.49/4,858.77 = 1,158.45/x
  3. Step 3: Cross multiply
    3,238.49x = 4,858.77 × 1,158.45
  4. Step 4: Simplify right side
    3,238.49x = 5,628,649.04
  5. Step 5: Solve for x
    x = 5,628,649.04/3,238.49
  6. Step 6: Final answer
    x = 1,738.05

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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.