Home / 7,694.00-10,617.69-4,157.21

Finding the Fourth Proportional to 7,694.00, 10,617.69 and 4,157.21

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Solution

The fourth proportional to 7,694.00, 10,617.69 and 4,157.21 is: 5,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.00 : 10,617.69 = 4,157.21 : x
  2. Step 2: Convert to fraction form
    7,694.00/10,617.69 = 4,157.21/x
  3. Step 3: Cross multiply
    7,694.00x = 10,617.69 × 4,157.21
  4. Step 4: Simplify right side
    7,694.00x = 44,139,913.96
  5. Step 5: Solve for x
    x = 44,139,913.96/7,694.00
  6. Step 6: Final answer
    x = 5,736.92

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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.