Home / 8,562.36-12,845.82-3,632.20

Finding the Fourth Proportional to 8,562.36, 12,845.82 and 3,632.20

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Solution

The fourth proportional to 8,562.36, 12,845.82 and 3,632.20 is: 5,449.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562.36 : 12,845.82 = 3,632.20 : x
  2. Step 2: Convert to fraction form
    8,562.36/12,845.82 = 3,632.20/x
  3. Step 3: Cross multiply
    8,562.36x = 12,845.82 × 3,632.20
  4. Step 4: Simplify right side
    8,562.36x = 46,658,587.40
  5. Step 5: Solve for x
    x = 46,658,587.40/8,562.36
  6. Step 6: Final answer
    x = 5,449.27

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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.