Home / 10,294.44-14,206.40-5,578.73

Finding the Fourth Proportional to 10,294.44, 14,206.40 and 5,578.73

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Solution

The fourth proportional to 10,294.44, 14,206.40 and 5,578.73 is: 7,698.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294.44 : 14,206.40 = 5,578.73 : x
  2. Step 2: Convert to fraction form
    10,294.44/14,206.40 = 5,578.73/x
  3. Step 3: Cross multiply
    10,294.44x = 14,206.40 × 5,578.73
  4. Step 4: Simplify right side
    10,294.44x = 79,253,570.95
  5. Step 5: Solve for x
    x = 79,253,570.95/10,294.44
  6. Step 6: Final answer
    x = 7,698.68

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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.