Home / 1,929.67-2,895.60-1,052.14

Finding the Fourth Proportional to 1,929.67, 2,895.60 and 1,052.14

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Solution

The fourth proportional to 1,929.67, 2,895.60 and 1,052.14 is: 1,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929.67 : 2,895.60 = 1,052.14 : x
  2. Step 2: Convert to fraction form
    1,929.67/2,895.60 = 1,052.14/x
  3. Step 3: Cross multiply
    1,929.67x = 2,895.60 × 1,052.14
  4. Step 4: Simplify right side
    1,929.67x = 3,046,576.58
  5. Step 5: Solve for x
    x = 3,046,576.58/1,929.67
  6. Step 6: Final answer
    x = 1,578.81

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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.