Home / 1,778.28-2,453.94-1,032.60

Finding the Fourth Proportional to 1,778.28, 2,453.94 and 1,032.60

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Solution

The fourth proportional to 1,778.28, 2,453.94 and 1,032.60 is: 1,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778.28 : 2,453.94 = 1,032.60 : x
  2. Step 2: Convert to fraction form
    1,778.28/2,453.94 = 1,032.60/x
  3. Step 3: Cross multiply
    1,778.28x = 2,453.94 × 1,032.60
  4. Step 4: Simplify right side
    1,778.28x = 2,533,938.44
  5. Step 5: Solve for x
    x = 2,533,938.44/1,778.28
  6. Step 6: Final answer
    x = 1,424.94

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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.