Home / 1,782.14-2,459.94-1,083.50

Finding the Fourth Proportional to 1,782.14, 2,459.94 and 1,083.50

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Solution

The fourth proportional to 1,782.14, 2,459.94 and 1,083.50 is: 1,495.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.14 : 2,459.94 = 1,083.50 : x
  2. Step 2: Convert to fraction form
    1,782.14/2,459.94 = 1,083.50/x
  3. Step 3: Cross multiply
    1,782.14x = 2,459.94 × 1,083.50
  4. Step 4: Simplify right side
    1,782.14x = 2,665,344.99
  5. Step 5: Solve for x
    x = 2,665,344.99/1,782.14
  6. Step 6: Final answer
    x = 1,495.59

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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.