Home / 3,362.16-4,638.36-2,103

Finding the Fourth Proportional to 3,362.16, 4,638.36 and 2,103

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Solution

The fourth proportional to 3,362.16, 4,638.36 and 2,103 is: 2,901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.16 : 4,638.36 = 2,103 : x
  2. Step 2: Convert to fraction form
    3,362.16/4,638.36 = 2,103/x
  3. Step 3: Cross multiply
    3,362.16x = 4,638.36 × 2,103
  4. Step 4: Simplify right side
    3,362.16x = 9,754,471.08
  5. Step 5: Solve for x
    x = 9,754,471.08/3,362.16
  6. Step 6: Final answer
    x = 2,901.25

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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.