Home / 2,385.14-3,291.69-1,337.06

Finding the Fourth Proportional to 2,385.14, 3,291.69 and 1,337.06

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Solution

The fourth proportional to 2,385.14, 3,291.69 and 1,337.06 is: 1,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.14 : 3,291.69 = 1,337.06 : x
  2. Step 2: Convert to fraction form
    2,385.14/3,291.69 = 1,337.06/x
  3. Step 3: Cross multiply
    2,385.14x = 3,291.69 × 1,337.06
  4. Step 4: Simplify right side
    2,385.14x = 4,401,187.03
  5. Step 5: Solve for x
    x = 4,401,187.03/2,385.14
  6. Step 6: Final answer
    x = 1,845.25

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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.