Home / 8,530.22-12,795.60-3,600.02

Finding the Fourth Proportional to 8,530.22, 12,795.60 and 3,600.02

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Solution

The fourth proportional to 8,530.22, 12,795.60 and 3,600.02 is: 5,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530.22 : 12,795.60 = 3,600.02 : x
  2. Step 2: Convert to fraction form
    8,530.22/12,795.60 = 3,600.02/x
  3. Step 3: Cross multiply
    8,530.22x = 12,795.60 × 3,600.02
  4. Step 4: Simplify right side
    8,530.22x = 46,064,415.91
  5. Step 5: Solve for x
    x = 46,064,415.91/8,530.22
  6. Step 6: Final answer
    x = 5,400.14

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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.