Home / 4,055.34-6,080.70-1,281.48

Finding the Fourth Proportional to 4,055.34, 6,080.70 and 1,281.48

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Solution

The fourth proportional to 4,055.34, 6,080.70 and 1,281.48 is: 1,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.34 : 6,080.70 = 1,281.48 : x
  2. Step 2: Convert to fraction form
    4,055.34/6,080.70 = 1,281.48/x
  3. Step 3: Cross multiply
    4,055.34x = 6,080.70 × 1,281.48
  4. Step 4: Simplify right side
    4,055.34x = 7,792,295.44
  5. Step 5: Solve for x
    x = 7,792,295.44/4,055.34
  6. Step 6: Final answer
    x = 1,921.49

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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.