Home / 7,849.68-10,835.42-5,197.95

Finding the Fourth Proportional to 7,849.68, 10,835.42 and 5,197.95

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Solution

The fourth proportional to 7,849.68, 10,835.42 and 5,197.95 is: 7,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.68 : 10,835.42 = 5,197.95 : x
  2. Step 2: Convert to fraction form
    7,849.68/10,835.42 = 5,197.95/x
  3. Step 3: Cross multiply
    7,849.68x = 10,835.42 × 5,197.95
  4. Step 4: Simplify right side
    7,849.68x = 56,321,944.16
  5. Step 5: Solve for x
    x = 56,321,944.16/7,849.68
  6. Step 6: Final answer
    x = 7,175.06

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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.