Home / 4,780.14-7,170.27-1,493.29

Finding the Fourth Proportional to 4,780.14, 7,170.27 and 1,493.29

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Solution

The fourth proportional to 4,780.14, 7,170.27 and 1,493.29 is: 2,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.14 : 7,170.27 = 1,493.29 : x
  2. Step 2: Convert to fraction form
    4,780.14/7,170.27 = 1,493.29/x
  3. Step 3: Cross multiply
    4,780.14x = 7,170.27 × 1,493.29
  4. Step 4: Simplify right side
    4,780.14x = 10,707,292.49
  5. Step 5: Solve for x
    x = 10,707,292.49/4,780.14
  6. Step 6: Final answer
    x = 2,239.95

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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.