Home / 5,192.51-7,165.68-2,834.66

Finding the Fourth Proportional to 5,192.51, 7,165.68 and 2,834.66

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Solution

The fourth proportional to 5,192.51, 7,165.68 and 2,834.66 is: 3,911.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.51 : 7,165.68 = 2,834.66 : x
  2. Step 2: Convert to fraction form
    5,192.51/7,165.68 = 2,834.66/x
  3. Step 3: Cross multiply
    5,192.51x = 7,165.68 × 2,834.66
  4. Step 4: Simplify right side
    5,192.51x = 20,312,230.64
  5. Step 5: Solve for x
    x = 20,312,230.64/5,192.51
  6. Step 6: Final answer
    x = 3,911.84

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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.