Home / 8,256.12-12,383.64-2,412.24

Finding the Fourth Proportional to 8,256.12, 12,383.64 and 2,412.24

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Solution

The fourth proportional to 8,256.12, 12,383.64 and 2,412.24 is: 3,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.12 : 12,383.64 = 2,412.24 : x
  2. Step 2: Convert to fraction form
    8,256.12/12,383.64 = 2,412.24/x
  3. Step 3: Cross multiply
    8,256.12x = 12,383.64 × 2,412.24
  4. Step 4: Simplify right side
    8,256.12x = 29,872,311.75
  5. Step 5: Solve for x
    x = 29,872,311.75/8,256.12
  6. Step 6: Final answer
    x = 3,618.20

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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.