Home / 5,424.85-7,483.42-3,657.03

Finding the Fourth Proportional to 5,424.85, 7,483.42 and 3,657.03

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Solution

The fourth proportional to 5,424.85, 7,483.42 and 3,657.03 is: 5,044.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.85 : 7,483.42 = 3,657.03 : x
  2. Step 2: Convert to fraction form
    5,424.85/7,483.42 = 3,657.03/x
  3. Step 3: Cross multiply
    5,424.85x = 7,483.42 × 3,657.03
  4. Step 4: Simplify right side
    5,424.85x = 27,367,091.44
  5. Step 5: Solve for x
    x = 27,367,091.44/5,424.85
  6. Step 6: Final answer
    x = 5,044.76

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1.5x scale

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.