Home / 3,631.02-5,439.24-1,896

Finding the Fourth Proportional to 3,631.02, 5,439.24 and 1,896

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Solution

The fourth proportional to 3,631.02, 5,439.24 and 1,896 is: 2,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.02 : 5,439.24 = 1,896 : x
  2. Step 2: Convert to fraction form
    3,631.02/5,439.24 = 1,896/x
  3. Step 3: Cross multiply
    3,631.02x = 5,439.24 × 1,896
  4. Step 4: Simplify right side
    3,631.02x = 10,312,799.04
  5. Step 5: Solve for x
    x = 10,312,799.04/3,631.02
  6. Step 6: Final answer
    x = 2,840.19

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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.