Home / 1,894.04-2,842.68-1,073.12

Finding the Fourth Proportional to 1,894.04, 2,842.68 and 1,073.12

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Solution

The fourth proportional to 1,894.04, 2,842.68 and 1,073.12 is: 1,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.04 : 2,842.68 = 1,073.12 : x
  2. Step 2: Convert to fraction form
    1,894.04/2,842.68 = 1,073.12/x
  3. Step 3: Cross multiply
    1,894.04x = 2,842.68 × 1,073.12
  4. Step 4: Simplify right side
    1,894.04x = 3,050,536.76
  5. Step 5: Solve for x
    x = 3,050,536.76/1,894.04
  6. Step 6: Final answer
    x = 1,610.60

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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.