Home / 4,810.14-7,217.00-1,690.49

Finding the Fourth Proportional to 4,810.14, 7,217.00 and 1,690.49

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Solution

The fourth proportional to 4,810.14, 7,217.00 and 1,690.49 is: 2,536.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.14 : 7,217.00 = 1,690.49 : x
  2. Step 2: Convert to fraction form
    4,810.14/7,217.00 = 1,690.49/x
  3. Step 3: Cross multiply
    4,810.14x = 7,217.00 × 1,690.49
  4. Step 4: Simplify right side
    4,810.14x = 12,200,221.79
  5. Step 5: Solve for x
    x = 12,200,221.79/4,810.14
  6. Step 6: Final answer
    x = 2,536.35

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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.