Home / 2,935.24-4,375.70-2,890.29

Finding the Fourth Proportional to 2,935.24, 4,375.70 and 2,890.29

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Solution

The fourth proportional to 2,935.24, 4,375.70 and 2,890.29 is: 4,308.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.24 : 4,375.70 = 2,890.29 : x
  2. Step 2: Convert to fraction form
    2,935.24/4,375.70 = 2,890.29/x
  3. Step 3: Cross multiply
    2,935.24x = 4,375.70 × 2,890.29
  4. Step 4: Simplify right side
    2,935.24x = 12,647,041.95
  5. Step 5: Solve for x
    x = 12,647,041.95/2,935.24
  6. Step 6: Final answer
    x = 4,308.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.