Home / 4,055.32-6,080.82-1,281.27

Finding the Fourth Proportional to 4,055.32, 6,080.82 and 1,281.27

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Solution

The fourth proportional to 4,055.32, 6,080.82 and 1,281.27 is: 1,921.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.32 : 6,080.82 = 1,281.27 : x
  2. Step 2: Convert to fraction form
    4,055.32/6,080.82 = 1,281.27/x
  3. Step 3: Cross multiply
    4,055.32x = 6,080.82 × 1,281.27
  4. Step 4: Simplify right side
    4,055.32x = 7,791,163.24
  5. Step 5: Solve for x
    x = 7,791,163.24/4,055.32
  6. Step 6: Final answer
    x = 1,921.22

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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.