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Finding the Fourth Proportional to 3,465.26, 4,782.26 and 1,973.24

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Solution

The fourth proportional to 3,465.26, 4,782.26 and 1,973.24 is: 2,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.26 : 4,782.26 = 1,973.24 : x
  2. Step 2: Convert to fraction form
    3,465.26/4,782.26 = 1,973.24/x
  3. Step 3: Cross multiply
    3,465.26x = 4,782.26 × 1,973.24
  4. Step 4: Simplify right side
    3,465.26x = 9,436,546.72
  5. Step 5: Solve for x
    x = 9,436,546.72/3,465.26
  6. Step 6: Final answer
    x = 2,723.19

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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.