Home / 1,810.45-2,727.84-1,637.31

Finding the Fourth Proportional to 1,810.45, 2,727.84 and 1,637.31

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Solution

The fourth proportional to 1,810.45, 2,727.84 and 1,637.31 is: 2,466.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.45 : 2,727.84 = 1,637.31 : x
  2. Step 2: Convert to fraction form
    1,810.45/2,727.84 = 1,637.31/x
  3. Step 3: Cross multiply
    1,810.45x = 2,727.84 × 1,637.31
  4. Step 4: Simplify right side
    1,810.45x = 4,466,336.08
  5. Step 5: Solve for x
    x = 4,466,336.08/1,810.45
  6. Step 6: Final answer
    x = 2,466.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.