Home / 6,224.28-8,588.64-3,429.84

Finding the Fourth Proportional to 6,224.28, 8,588.64 and 3,429.84

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Solution

The fourth proportional to 6,224.28, 8,588.64 and 3,429.84 is: 4,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224.28 : 8,588.64 = 3,429.84 : x
  2. Step 2: Convert to fraction form
    6,224.28/8,588.64 = 3,429.84/x
  3. Step 3: Cross multiply
    6,224.28x = 8,588.64 × 3,429.84
  4. Step 4: Simplify right side
    6,224.28x = 29,457,661.02
  5. Step 5: Solve for x
    x = 29,457,661.02/6,224.28
  6. Step 6: Final answer
    x = 4,732.70

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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.