Home / 4,651.29-7,008.91-3,847.57

Finding the Fourth Proportional to 4,651.29, 7,008.91 and 3,847.57

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Solution

The fourth proportional to 4,651.29, 7,008.91 and 3,847.57 is: 5,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.29 : 7,008.91 = 3,847.57 : x
  2. Step 2: Convert to fraction form
    4,651.29/7,008.91 = 3,847.57/x
  3. Step 3: Cross multiply
    4,651.29x = 7,008.91 × 3,847.57
  4. Step 4: Simplify right side
    4,651.29x = 26,967,271.85
  5. Step 5: Solve for x
    x = 26,967,271.85/4,651.29
  6. Step 6: Final answer
    x = 5,797.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.