Home / 5,651.10-7,798.76-3,759.65

Finding the Fourth Proportional to 5,651.10, 7,798.76 and 3,759.65

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Solution

The fourth proportional to 5,651.10, 7,798.76 and 3,759.65 is: 5,188.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.10 : 7,798.76 = 3,759.65 : x
  2. Step 2: Convert to fraction form
    5,651.10/7,798.76 = 3,759.65/x
  3. Step 3: Cross multiply
    5,651.10x = 7,798.76 × 3,759.65
  4. Step 4: Simplify right side
    5,651.10x = 29,320,550.24
  5. Step 5: Solve for x
    x = 29,320,550.24/5,651.10
  6. Step 6: Final answer
    x = 5,188.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.