Home / 8,730.23-13,092.16-3,181.93

Finding the Fourth Proportional to 8,730.23, 13,092.16 and 3,181.93

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Solution

The fourth proportional to 8,730.23, 13,092.16 and 3,181.93 is: 4,771.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.23 : 13,092.16 = 3,181.93 : x
  2. Step 2: Convert to fraction form
    8,730.23/13,092.16 = 3,181.93/x
  3. Step 3: Cross multiply
    8,730.23x = 13,092.16 × 3,181.93
  4. Step 4: Simplify right side
    8,730.23x = 41,658,366.64
  5. Step 5: Solve for x
    x = 41,658,366.64/8,730.23
  6. Step 6: Final answer
    x = 4,771.74

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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.