Home / 8,779.44-12,115.26-4,800.54

Finding the Fourth Proportional to 8,779.44, 12,115.26 and 4,800.54

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Solution

The fourth proportional to 8,779.44, 12,115.26 and 4,800.54 is: 6,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779.44 : 12,115.26 = 4,800.54 : x
  2. Step 2: Convert to fraction form
    8,779.44/12,115.26 = 4,800.54/x
  3. Step 3: Cross multiply
    8,779.44x = 12,115.26 × 4,800.54
  4. Step 4: Simplify right side
    8,779.44x = 58,159,790.24
  5. Step 5: Solve for x
    x = 58,159,790.24/8,779.44
  6. Step 6: Final answer
    x = 6,624.54

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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.