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Finding the Fourth Proportional to 1,810.63, 2,498.81 and 1,024.80

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Solution

The fourth proportional to 1,810.63, 2,498.81 and 1,024.80 is: 1,414.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.63 : 2,498.81 = 1,024.80 : x
  2. Step 2: Convert to fraction form
    1,810.63/2,498.81 = 1,024.80/x
  3. Step 3: Cross multiply
    1,810.63x = 2,498.81 × 1,024.80
  4. Step 4: Simplify right side
    1,810.63x = 2,560,762.87
  5. Step 5: Solve for x
    x = 2,560,762.87/1,810.63
  6. Step 6: Final answer
    x = 1,414.29

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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.