Home / 3,853.14-5,782.95-1,663.53

Finding the Fourth Proportional to 3,853.14, 5,782.95 and 1,663.53

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Solution

The fourth proportional to 3,853.14, 5,782.95 and 1,663.53 is: 2,496.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.14 : 5,782.95 = 1,663.53 : x
  2. Step 2: Convert to fraction form
    3,853.14/5,782.95 = 1,663.53/x
  3. Step 3: Cross multiply
    3,853.14x = 5,782.95 × 1,663.53
  4. Step 4: Simplify right side
    3,853.14x = 9,620,110.81
  5. Step 5: Solve for x
    x = 9,620,110.81/3,853.14
  6. Step 6: Final answer
    x = 2,496.69

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1.5x scale

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.