Home / 3,274.08-4,911.52-1,053.06

Finding the Fourth Proportional to 3,274.08, 4,911.52 and 1,053.06

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Solution

The fourth proportional to 3,274.08, 4,911.52 and 1,053.06 is: 1,579.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.08 : 4,911.52 = 1,053.06 : x
  2. Step 2: Convert to fraction form
    3,274.08/4,911.52 = 1,053.06/x
  3. Step 3: Cross multiply
    3,274.08x = 4,911.52 × 1,053.06
  4. Step 4: Simplify right side
    3,274.08x = 5,172,125.25
  5. Step 5: Solve for x
    x = 5,172,125.25/3,274.08
  6. Step 6: Final answer
    x = 1,579.72

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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.