Home / 8,025.24-12,038.48-2,181.72

Finding the Fourth Proportional to 8,025.24, 12,038.48 and 2,181.72

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Solution

The fourth proportional to 8,025.24, 12,038.48 and 2,181.72 is: 3,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.24 : 12,038.48 = 2,181.72 : x
  2. Step 2: Convert to fraction form
    8,025.24/12,038.48 = 2,181.72/x
  3. Step 3: Cross multiply
    8,025.24x = 12,038.48 × 2,181.72
  4. Step 4: Simplify right side
    8,025.24x = 26,264,592.59
  5. Step 5: Solve for x
    x = 26,264,592.59/8,025.24
  6. Step 6: Final answer
    x = 3,272.75

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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.