Home / 1,496.26-2,238.72-847.45

Finding the Fourth Proportional to 1,496.26, 2,238.72 and 847.45

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Solution

The fourth proportional to 1,496.26, 2,238.72 and 847.45 is: 1,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496.26 : 2,238.72 = 847.45 : x
  2. Step 2: Convert to fraction form
    1,496.26/2,238.72 = 847.45/x
  3. Step 3: Cross multiply
    1,496.26x = 2,238.72 × 847.45
  4. Step 4: Simplify right side
    1,496.26x = 1,897,203.26
  5. Step 5: Solve for x
    x = 1,897,203.26/1,496.26
  6. Step 6: Final answer
    x = 1,267.96

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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.