Home / 3,400.19-5,101.74-1,841.28

Finding the Fourth Proportional to 3,400.19, 5,101.74 and 1,841.28

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Solution

The fourth proportional to 3,400.19, 5,101.74 and 1,841.28 is: 2,762.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.19 : 5,101.74 = 1,841.28 : x
  2. Step 2: Convert to fraction form
    3,400.19/5,101.74 = 1,841.28/x
  3. Step 3: Cross multiply
    3,400.19x = 5,101.74 × 1,841.28
  4. Step 4: Simplify right side
    3,400.19x = 9,393,731.83
  5. Step 5: Solve for x
    x = 9,393,731.83/3,400.19
  6. Step 6: Final answer
    x = 2,762.71

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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.