Home / 3,675.24-5,070.36-2,103

Finding the Fourth Proportional to 3,675.24, 5,070.36 and 2,103

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Solution

The fourth proportional to 3,675.24, 5,070.36 and 2,103 is: 2,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.24 : 5,070.36 = 2,103 : x
  2. Step 2: Convert to fraction form
    3,675.24/5,070.36 = 2,103/x
  3. Step 3: Cross multiply
    3,675.24x = 5,070.36 × 2,103
  4. Step 4: Simplify right side
    3,675.24x = 10,662,967.08
  5. Step 5: Solve for x
    x = 10,662,967.08/3,675.24
  6. Step 6: Final answer
    x = 2,901.30

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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.