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Finding the Fourth Proportional to 1,810.63, 2,713.15 and 1,346.23

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Solution

The fourth proportional to 1,810.63, 2,713.15 and 1,346.23 is: 2,017.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.63 : 2,713.15 = 1,346.23 : x
  2. Step 2: Convert to fraction form
    1,810.63/2,713.15 = 1,346.23/x
  3. Step 3: Cross multiply
    1,810.63x = 2,713.15 × 1,346.23
  4. Step 4: Simplify right side
    1,810.63x = 3,652,523.92
  5. Step 5: Solve for x
    x = 3,652,523.92/1,810.63
  6. Step 6: Final answer
    x = 2,017.27

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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.