Home / 4,884.26-7,326.38-1,421.51

Finding the Fourth Proportional to 4,884.26, 7,326.38 and 1,421.51

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Solution

The fourth proportional to 4,884.26, 7,326.38 and 1,421.51 is: 2,132.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.26 : 7,326.38 = 1,421.51 : x
  2. Step 2: Convert to fraction form
    4,884.26/7,326.38 = 1,421.51/x
  3. Step 3: Cross multiply
    4,884.26x = 7,326.38 × 1,421.51
  4. Step 4: Simplify right side
    4,884.26x = 10,414,489.36
  5. Step 5: Solve for x
    x = 10,414,489.36/4,884.26
  6. Step 6: Final answer
    x = 2,132.26

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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.