Home / 8,379.12-12,567.33-2,832.35

Finding the Fourth Proportional to 8,379.12, 12,567.33 and 2,832.35

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Solution

The fourth proportional to 8,379.12, 12,567.33 and 2,832.35 is: 4,248.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379.12 : 12,567.33 = 2,832.35 : x
  2. Step 2: Convert to fraction form
    8,379.12/12,567.33 = 2,832.35/x
  3. Step 3: Cross multiply
    8,379.12x = 12,567.33 × 2,832.35
  4. Step 4: Simplify right side
    8,379.12x = 35,595,108.54
  5. Step 5: Solve for x
    x = 35,595,108.54/8,379.12
  6. Step 6: Final answer
    x = 4,248.07

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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.