Home / 8,826.34-12,181.36-4,847.80

Finding the Fourth Proportional to 8,826.34, 12,181.36 and 4,847.80

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Solution

The fourth proportional to 8,826.34, 12,181.36 and 4,847.80 is: 6,690.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.34 : 12,181.36 = 4,847.80 : x
  2. Step 2: Convert to fraction form
    8,826.34/12,181.36 = 4,847.80/x
  3. Step 3: Cross multiply
    8,826.34x = 12,181.36 × 4,847.80
  4. Step 4: Simplify right side
    8,826.34x = 59,052,797.01
  5. Step 5: Solve for x
    x = 59,052,797.01/8,826.34
  6. Step 6: Final answer
    x = 6,690.52

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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.