Home / 8,795.90-12,138.35-4,817.01

Finding the Fourth Proportional to 8,795.90, 12,138.35 and 4,817.01

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Solution

The fourth proportional to 8,795.90, 12,138.35 and 4,817.01 is: 6,647.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.90 : 12,138.35 = 4,817.01 : x
  2. Step 2: Convert to fraction form
    8,795.90/12,138.35 = 4,817.01/x
  3. Step 3: Cross multiply
    8,795.90x = 12,138.35 × 4,817.01
  4. Step 4: Simplify right side
    8,795.90x = 58,470,553.33
  5. Step 5: Solve for x
    x = 58,470,553.33/8,795.90
  6. Step 6: Final answer
    x = 6,647.48

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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.