Home / 1,823.14-2,515.44-1,262.98

Finding the Fourth Proportional to 1,823.14, 2,515.44 and 1,262.98

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Solution

The fourth proportional to 1,823.14, 2,515.44 and 1,262.98 is: 1,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.14 : 2,515.44 = 1,262.98 : x
  2. Step 2: Convert to fraction form
    1,823.14/2,515.44 = 1,262.98/x
  3. Step 3: Cross multiply
    1,823.14x = 2,515.44 × 1,262.98
  4. Step 4: Simplify right side
    1,823.14x = 3,176,950.41
  5. Step 5: Solve for x
    x = 3,176,950.41/1,823.14
  6. Step 6: Final answer
    x = 1,742.57

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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.