Home / 2,741.83-3,783.87-1,622.51

Finding the Fourth Proportional to 2,741.83, 3,783.87 and 1,622.51

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Solution

The fourth proportional to 2,741.83, 3,783.87 and 1,622.51 is: 2,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.83 : 3,783.87 = 1,622.51 : x
  2. Step 2: Convert to fraction form
    2,741.83/3,783.87 = 1,622.51/x
  3. Step 3: Cross multiply
    2,741.83x = 3,783.87 × 1,622.51
  4. Step 4: Simplify right side
    2,741.83x = 6,139,347.99
  5. Step 5: Solve for x
    x = 6,139,347.99/2,741.83
  6. Step 6: Final answer
    x = 2,239.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.