Home / 3,458.07-4,769.73-2,132.51

Finding the Fourth Proportional to 3,458.07, 4,769.73 and 2,132.51

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Solution

The fourth proportional to 3,458.07, 4,769.73 and 2,132.51 is: 2,941.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.07 : 4,769.73 = 2,132.51 : x
  2. Step 2: Convert to fraction form
    3,458.07/4,769.73 = 2,132.51/x
  3. Step 3: Cross multiply
    3,458.07x = 4,769.73 × 2,132.51
  4. Step 4: Simplify right side
    3,458.07x = 10,171,473.07
  5. Step 5: Solve for x
    x = 10,171,473.07/3,458.07
  6. Step 6: Final answer
    x = 2,941.37

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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.