Home / 8,223.62-11,348.00-4,638.69

Finding the Fourth Proportional to 8,223.62, 11,348.00 and 4,638.69

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Solution

The fourth proportional to 8,223.62, 11,348.00 and 4,638.69 is: 6,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,223.62 : 11,348.00 = 4,638.69 : x
  2. Step 2: Convert to fraction form
    8,223.62/11,348.00 = 4,638.69/x
  3. Step 3: Cross multiply
    8,223.62x = 11,348.00 × 4,638.69
  4. Step 4: Simplify right side
    8,223.62x = 52,639,848.32
  5. Step 5: Solve for x
    x = 52,639,848.32/8,223.62
  6. Step 6: Final answer
    x = 6,401.06

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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.