Home / 1,618.25-2,232.59-1,059.04

Finding the Fourth Proportional to 1,618.25, 2,232.59 and 1,059.04

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Solution

The fourth proportional to 1,618.25, 2,232.59 and 1,059.04 is: 1,461.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618.25 : 2,232.59 = 1,059.04 : x
  2. Step 2: Convert to fraction form
    1,618.25/2,232.59 = 1,059.04/x
  3. Step 3: Cross multiply
    1,618.25x = 2,232.59 × 1,059.04
  4. Step 4: Simplify right side
    1,618.25x = 2,364,402.11
  5. Step 5: Solve for x
    x = 2,364,402.11/1,618.25
  6. Step 6: Final answer
    x = 1,461.09

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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.