Home / 2,935.44-4,402.94-1,085.72

Finding the Fourth Proportional to 2,935.44, 4,402.94 and 1,085.72

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Solution

The fourth proportional to 2,935.44, 4,402.94 and 1,085.72 is: 1,628.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.44 : 4,402.94 = 1,085.72 : x
  2. Step 2: Convert to fraction form
    2,935.44/4,402.94 = 1,085.72/x
  3. Step 3: Cross multiply
    2,935.44x = 4,402.94 × 1,085.72
  4. Step 4: Simplify right side
    2,935.44x = 4,780,332.57
  5. Step 5: Solve for x
    x = 4,780,332.57/2,935.44
  6. Step 6: Final answer
    x = 1,628.49

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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.