Home / 3,348.84-4,621.36-1,932.51

Finding the Fourth Proportional to 3,348.84, 4,621.36 and 1,932.51

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Solution

The fourth proportional to 3,348.84, 4,621.36 and 1,932.51 is: 2,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.84 : 4,621.36 = 1,932.51 : x
  2. Step 2: Convert to fraction form
    3,348.84/4,621.36 = 1,932.51/x
  3. Step 3: Cross multiply
    3,348.84x = 4,621.36 × 1,932.51
  4. Step 4: Simplify right side
    3,348.84x = 8,930,819.58
  5. Step 5: Solve for x
    x = 8,930,819.58/3,348.84
  6. Step 6: Final answer
    x = 2,666.84

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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.