Home / 9,183.80-12,673.65-4,992.05

Finding the Fourth Proportional to 9,183.80, 12,673.65 and 4,992.05

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Solution

The fourth proportional to 9,183.80, 12,673.65 and 4,992.05 is: 6,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.80 : 12,673.65 = 4,992.05 : x
  2. Step 2: Convert to fraction form
    9,183.80/12,673.65 = 4,992.05/x
  3. Step 3: Cross multiply
    9,183.80x = 12,673.65 × 4,992.05
  4. Step 4: Simplify right side
    9,183.80x = 63,267,445.52
  5. Step 5: Solve for x
    x = 63,267,445.52/9,183.80
  6. Step 6: Final answer
    x = 6,889.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.