Home / 6,223.26-8,588.08-3,428.76

Finding the Fourth Proportional to 6,223.26, 8,588.08 and 3,428.76

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Solution

The fourth proportional to 6,223.26, 8,588.08 and 3,428.76 is: 4,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.26 : 8,588.08 = 3,428.76 : x
  2. Step 2: Convert to fraction form
    6,223.26/8,588.08 = 3,428.76/x
  3. Step 3: Cross multiply
    6,223.26x = 8,588.08 × 3,428.76
  4. Step 4: Simplify right side
    6,223.26x = 29,446,465.18
  5. Step 5: Solve for x
    x = 29,446,465.18/6,223.26
  6. Step 6: Final answer
    x = 4,731.68

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Half scale
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Double scale
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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.