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Finding the Fourth Proportional to 1,709.97, 2,360.94 and 1,310.94

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Solution

The fourth proportional to 1,709.97, 2,360.94 and 1,310.94 is: 1,810.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709.97 : 2,360.94 = 1,310.94 : x
  2. Step 2: Convert to fraction form
    1,709.97/2,360.94 = 1,310.94/x
  3. Step 3: Cross multiply
    1,709.97x = 2,360.94 × 1,310.94
  4. Step 4: Simplify right side
    1,709.97x = 3,095,050.68
  5. Step 5: Solve for x
    x = 3,095,050.68/1,709.97
  6. Step 6: Final answer
    x = 1,810.00

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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.