Home / 1,845.86-2,536.79-1,661.32

Finding the Fourth Proportional to 1,845.86, 2,536.79 and 1,661.32

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Solution

The fourth proportional to 1,845.86, 2,536.79 and 1,661.32 is: 2,283.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.86 : 2,536.79 = 1,661.32 : x
  2. Step 2: Convert to fraction form
    1,845.86/2,536.79 = 1,661.32/x
  3. Step 3: Cross multiply
    1,845.86x = 2,536.79 × 1,661.32
  4. Step 4: Simplify right side
    1,845.86x = 4,214,419.96
  5. Step 5: Solve for x
    x = 4,214,419.96/1,845.86
  6. Step 6: Final answer
    x = 2,283.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.