Home / 8,181.76-11,292.04-4,823.50

Finding the Fourth Proportional to 8,181.76, 11,292.04 and 4,823.50

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Solution

The fourth proportional to 8,181.76, 11,292.04 and 4,823.50 is: 6,657.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.76 : 11,292.04 = 4,823.50 : x
  2. Step 2: Convert to fraction form
    8,181.76/11,292.04 = 4,823.50/x
  3. Step 3: Cross multiply
    8,181.76x = 11,292.04 × 4,823.50
  4. Step 4: Simplify right side
    8,181.76x = 54,467,154.94
  5. Step 5: Solve for x
    x = 54,467,154.94/8,181.76
  6. Step 6: Final answer
    x = 6,657.14

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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.