Home / 3,052.51-4,212.47-1,932.28

Finding the Fourth Proportional to 3,052.51, 4,212.47 and 1,932.28

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Solution

The fourth proportional to 3,052.51, 4,212.47 and 1,932.28 is: 2,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.51 : 4,212.47 = 1,932.28 : x
  2. Step 2: Convert to fraction form
    3,052.51/4,212.47 = 1,932.28/x
  3. Step 3: Cross multiply
    3,052.51x = 4,212.47 × 1,932.28
  4. Step 4: Simplify right side
    3,052.51x = 8,139,665.83
  5. Step 5: Solve for x
    x = 8,139,665.83/3,052.51
  6. Step 6: Final answer
    x = 2,666.55

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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.