Home / 3,650.34-5,475.56-1,053.28

Finding the Fourth Proportional to 3,650.34, 5,475.56 and 1,053.28

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Solution

The fourth proportional to 3,650.34, 5,475.56 and 1,053.28 is: 1,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.34 : 5,475.56 = 1,053.28 : x
  2. Step 2: Convert to fraction form
    3,650.34/5,475.56 = 1,053.28/x
  3. Step 3: Cross multiply
    3,650.34x = 5,475.56 × 1,053.28
  4. Step 4: Simplify right side
    3,650.34x = 5,767,297.84
  5. Step 5: Solve for x
    x = 5,767,297.84/3,650.34
  6. Step 6: Final answer
    x = 1,579.93

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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.