Home / 1,768.96-2,637.86-1,645.84

Finding the Fourth Proportional to 1,768.96, 2,637.86 and 1,645.84

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Solution

The fourth proportional to 1,768.96, 2,637.86 and 1,645.84 is: 2,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768.96 : 2,637.86 = 1,645.84 : x
  2. Step 2: Convert to fraction form
    1,768.96/2,637.86 = 1,645.84/x
  3. Step 3: Cross multiply
    1,768.96x = 2,637.86 × 1,645.84
  4. Step 4: Simplify right side
    1,768.96x = 4,341,495.50
  5. Step 5: Solve for x
    x = 4,341,495.50/1,768.96
  6. Step 6: Final answer
    x = 2,454.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.