Home / 8,467.28-12,704.56-4,567.12

Finding the Fourth Proportional to 8,467.28, 12,704.56 and 4,567.12

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Solution

The fourth proportional to 8,467.28, 12,704.56 and 4,567.12 is: 6,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.28 : 12,704.56 = 4,567.12 : x
  2. Step 2: Convert to fraction form
    8,467.28/12,704.56 = 4,567.12/x
  3. Step 3: Cross multiply
    8,467.28x = 12,704.56 × 4,567.12
  4. Step 4: Simplify right side
    8,467.28x = 58,023,250.07
  5. Step 5: Solve for x
    x = 58,023,250.07/8,467.28
  6. Step 6: Final answer
    x = 6,852.64

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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.