Home / 6,223.66-8,588.58-3,391.16

Finding the Fourth Proportional to 6,223.66, 8,588.58 and 3,391.16

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Solution

The fourth proportional to 6,223.66, 8,588.58 and 3,391.16 is: 4,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.66 : 8,588.58 = 3,391.16 : x
  2. Step 2: Convert to fraction form
    6,223.66/8,588.58 = 3,391.16/x
  3. Step 3: Cross multiply
    6,223.66x = 8,588.58 × 3,391.16
  4. Step 4: Simplify right side
    6,223.66x = 29,125,193.29
  5. Step 5: Solve for x
    x = 29,125,193.29/6,223.66
  6. Step 6: Final answer
    x = 4,679.75

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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.