Home / 3,588.41-5,382.27-1,247.84

Finding the Fourth Proportional to 3,588.41, 5,382.27 and 1,247.84

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Solution

The fourth proportional to 3,588.41, 5,382.27 and 1,247.84 is: 1,871.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.41 : 5,382.27 = 1,247.84 : x
  2. Step 2: Convert to fraction form
    3,588.41/5,382.27 = 1,247.84/x
  3. Step 3: Cross multiply
    3,588.41x = 5,382.27 × 1,247.84
  4. Step 4: Simplify right side
    3,588.41x = 6,716,205.56
  5. Step 5: Solve for x
    x = 6,716,205.56/3,588.41
  6. Step 6: Final answer
    x = 1,871.64

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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.