Home / 8,930.10-13,384.62-3,083.52

Finding the Fourth Proportional to 8,930.10, 13,384.62 and 3,083.52

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Solution

The fourth proportional to 8,930.10, 13,384.62 and 3,083.52 is: 4,621.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.10 : 13,384.62 = 3,083.52 : x
  2. Step 2: Convert to fraction form
    8,930.10/13,384.62 = 3,083.52/x
  3. Step 3: Cross multiply
    8,930.10x = 13,384.62 × 3,083.52
  4. Step 4: Simplify right side
    8,930.10x = 41,271,743.46
  5. Step 5: Solve for x
    x = 41,271,743.46/8,930.10
  6. Step 6: Final answer
    x = 4,621.64

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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.