Home / 5,122.04-7,682.70-1,834.52

Finding the Fourth Proportional to 5,122.04, 7,682.70 and 1,834.52

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Solution

The fourth proportional to 5,122.04, 7,682.70 and 1,834.52 is: 2,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.04 : 7,682.70 = 1,834.52 : x
  2. Step 2: Convert to fraction form
    5,122.04/7,682.70 = 1,834.52/x
  3. Step 3: Cross multiply
    5,122.04x = 7,682.70 × 1,834.52
  4. Step 4: Simplify right side
    5,122.04x = 14,094,066.80
  5. Step 5: Solve for x
    x = 14,094,066.80/5,122.04
  6. Step 6: Final answer
    x = 2,751.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.