Home / 2,926.52-4,391.51-1,078.93

Finding the Fourth Proportional to 2,926.52, 4,391.51 and 1,078.93

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Solution

The fourth proportional to 2,926.52, 4,391.51 and 1,078.93 is: 1,619.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.52 : 4,391.51 = 1,078.93 : x
  2. Step 2: Convert to fraction form
    2,926.52/4,391.51 = 1,078.93/x
  3. Step 3: Cross multiply
    2,926.52x = 4,391.51 × 1,078.93
  4. Step 4: Simplify right side
    2,926.52x = 4,738,115.51
  5. Step 5: Solve for x
    x = 4,738,115.51/2,926.52
  6. Step 6: Final answer
    x = 1,619.03

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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.