Home / 8,848.87-12,211.22-4,869.95

Finding the Fourth Proportional to 8,848.87, 12,211.22 and 4,869.95

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Solution

The fourth proportional to 8,848.87, 12,211.22 and 4,869.95 is: 6,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.87 : 12,211.22 = 4,869.95 : x
  2. Step 2: Convert to fraction form
    8,848.87/12,211.22 = 4,869.95/x
  3. Step 3: Cross multiply
    8,848.87x = 12,211.22 × 4,869.95
  4. Step 4: Simplify right side
    8,848.87x = 59,467,981.96
  5. Step 5: Solve for x
    x = 59,467,981.96/8,848.87
  6. Step 6: Final answer
    x = 6,720.41

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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.