Home / 4,080.01-6,120.78-1,305.93

Finding the Fourth Proportional to 4,080.01, 6,120.78 and 1,305.93

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Solution

The fourth proportional to 4,080.01, 6,120.78 and 1,305.93 is: 1,959.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.01 : 6,120.78 = 1,305.93 : x
  2. Step 2: Convert to fraction form
    4,080.01/6,120.78 = 1,305.93/x
  3. Step 3: Cross multiply
    4,080.01x = 6,120.78 × 1,305.93
  4. Step 4: Simplify right side
    4,080.01x = 7,993,310.23
  5. Step 5: Solve for x
    x = 7,993,310.23/4,080.01
  6. Step 6: Final answer
    x = 1,959.14

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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.