Home / 8,527.12-12,779.70-3,846.94

Finding the Fourth Proportional to 8,527.12, 12,779.70 and 3,846.94

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Solution

The fourth proportional to 8,527.12, 12,779.70 and 3,846.94 is: 5,765.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527.12 : 12,779.70 = 3,846.94 : x
  2. Step 2: Convert to fraction form
    8,527.12/12,779.70 = 3,846.94/x
  3. Step 3: Cross multiply
    8,527.12x = 12,779.70 × 3,846.94
  4. Step 4: Simplify right side
    8,527.12x = 49,162,739.12
  5. Step 5: Solve for x
    x = 49,162,739.12/8,527.12
  6. Step 6: Final answer
    x = 5,765.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.