Home / 1,732.25-2,390.58-1,068.63

Finding the Fourth Proportional to 1,732.25, 2,390.58 and 1,068.63

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Solution

The fourth proportional to 1,732.25, 2,390.58 and 1,068.63 is: 1,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.25 : 2,390.58 = 1,068.63 : x
  2. Step 2: Convert to fraction form
    1,732.25/2,390.58 = 1,068.63/x
  3. Step 3: Cross multiply
    1,732.25x = 2,390.58 × 1,068.63
  4. Step 4: Simplify right side
    1,732.25x = 2,554,636.54
  5. Step 5: Solve for x
    x = 2,554,636.54/1,732.25
  6. Step 6: Final answer
    x = 1,474.75

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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.