Home / 6,223.20-8,588.08-3,428.96

Finding the Fourth Proportional to 6,223.20, 8,588.08 and 3,428.96

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Solution

The fourth proportional to 6,223.20, 8,588.08 and 3,428.96 is: 4,732.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.20 : 8,588.08 = 3,428.96 : x
  2. Step 2: Convert to fraction form
    6,223.20/8,588.08 = 3,428.96/x
  3. Step 3: Cross multiply
    6,223.20x = 8,588.08 × 3,428.96
  4. Step 4: Simplify right side
    6,223.20x = 29,448,182.80
  5. Step 5: Solve for x
    x = 29,448,182.80/6,223.20
  6. Step 6: Final answer
    x = 4,732.00

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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.