Home / 7,849.30-10,834.87-5,197.56

Finding the Fourth Proportional to 7,849.30, 10,834.87 and 5,197.56

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Solution

The fourth proportional to 7,849.30, 10,834.87 and 5,197.56 is: 7,174.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.30 : 10,834.87 = 5,197.56 : x
  2. Step 2: Convert to fraction form
    7,849.30/10,834.87 = 5,197.56/x
  3. Step 3: Cross multiply
    7,849.30x = 10,834.87 × 5,197.56
  4. Step 4: Simplify right side
    7,849.30x = 56,314,899.91
  5. Step 5: Solve for x
    x = 56,314,899.91/7,849.30
  6. Step 6: Final answer
    x = 7,174.51

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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.