Home / 9,794.02-13,515.77-5,317.78

Finding the Fourth Proportional to 9,794.02, 13,515.77 and 5,317.78

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Solution

The fourth proportional to 9,794.02, 13,515.77 and 5,317.78 is: 7,338.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,794.02 : 13,515.77 = 5,317.78 : x
  2. Step 2: Convert to fraction form
    9,794.02/13,515.77 = 5,317.78/x
  3. Step 3: Cross multiply
    9,794.02x = 13,515.77 × 5,317.78
  4. Step 4: Simplify right side
    9,794.02x = 71,873,797.22
  5. Step 5: Solve for x
    x = 71,873,797.22/9,794.02
  6. Step 6: Final answer
    x = 7,338.54

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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.