Home / 3,028.72-4,541.48-1,053.58

Finding the Fourth Proportional to 3,028.72, 4,541.48 and 1,053.58

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Solution

The fourth proportional to 3,028.72, 4,541.48 and 1,053.58 is: 1,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.72 : 4,541.48 = 1,053.58 : x
  2. Step 2: Convert to fraction form
    3,028.72/4,541.48 = 1,053.58/x
  3. Step 3: Cross multiply
    3,028.72x = 4,541.48 × 1,053.58
  4. Step 4: Simplify right side
    3,028.72x = 4,784,812.50
  5. Step 5: Solve for x
    x = 4,784,812.50/3,028.72
  6. Step 6: Final answer
    x = 1,579.81

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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.