Home / 8,378.37-12,567.90-2,832.27

Finding the Fourth Proportional to 8,378.37, 12,567.90 and 2,832.27

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Solution

The fourth proportional to 8,378.37, 12,567.90 and 2,832.27 is: 4,248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378.37 : 12,567.90 = 2,832.27 : x
  2. Step 2: Convert to fraction form
    8,378.37/12,567.90 = 2,832.27/x
  3. Step 3: Cross multiply
    8,378.37x = 12,567.90 × 2,832.27
  4. Step 4: Simplify right side
    8,378.37x = 35,595,671.97
  5. Step 5: Solve for x
    x = 35,595,671.97/8,378.37
  6. Step 6: Final answer
    x = 4,248.52

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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.