Home / 2,561.08-3,837.40-2,465.12

Finding the Fourth Proportional to 2,561.08, 3,837.40 and 2,465.12

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Solution

The fourth proportional to 2,561.08, 3,837.40 and 2,465.12 is: 3,693.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561.08 : 3,837.40 = 2,465.12 : x
  2. Step 2: Convert to fraction form
    2,561.08/3,837.40 = 2,465.12/x
  3. Step 3: Cross multiply
    2,561.08x = 3,837.40 × 2,465.12
  4. Step 4: Simplify right side
    2,561.08x = 9,459,651.49
  5. Step 5: Solve for x
    x = 9,459,651.49/2,561.08
  6. Step 6: Final answer
    x = 3,693.62

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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.