Home / 3,152.78-4,726.07-1,176.95

Finding the Fourth Proportional to 3,152.78, 4,726.07 and 1,176.95

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Solution

The fourth proportional to 3,152.78, 4,726.07 and 1,176.95 is: 1,764.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.78 : 4,726.07 = 1,176.95 : x
  2. Step 2: Convert to fraction form
    3,152.78/4,726.07 = 1,176.95/x
  3. Step 3: Cross multiply
    3,152.78x = 4,726.07 × 1,176.95
  4. Step 4: Simplify right side
    3,152.78x = 5,562,348.09
  5. Step 5: Solve for x
    x = 5,562,348.09/3,152.78
  6. Step 6: Final answer
    x = 1,764.27

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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.