Home / 2,296.08-3,445.20-1,431

Finding the Fourth Proportional to 2,296.08, 3,445.20 and 1,431

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Solution

The fourth proportional to 2,296.08, 3,445.20 and 1,431 is: 2,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.08 : 3,445.20 = 1,431 : x
  2. Step 2: Convert to fraction form
    2,296.08/3,445.20 = 1,431/x
  3. Step 3: Cross multiply
    2,296.08x = 3,445.20 × 1,431
  4. Step 4: Simplify right side
    2,296.08x = 4,930,081.20
  5. Step 5: Solve for x
    x = 4,930,081.20/2,296.08
  6. Step 6: Final answer
    x = 2,147.17

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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.