Home / 9,405.92-14,109.19-3,080.63

Finding the Fourth Proportional to 9,405.92, 14,109.19 and 3,080.63

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Solution

The fourth proportional to 9,405.92, 14,109.19 and 3,080.63 is: 4,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.92 : 14,109.19 = 3,080.63 : x
  2. Step 2: Convert to fraction form
    9,405.92/14,109.19 = 3,080.63/x
  3. Step 3: Cross multiply
    9,405.92x = 14,109.19 × 3,080.63
  4. Step 4: Simplify right side
    9,405.92x = 43,465,221.56
  5. Step 5: Solve for x
    x = 43,465,221.56/9,405.92
  6. Step 6: Final answer
    x = 4,621.05

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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.