Home / 6,690.84-10,029.66-3,230.52

Finding the Fourth Proportional to 6,690.84, 10,029.66 and 3,230.52

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Solution

The fourth proportional to 6,690.84, 10,029.66 and 3,230.52 is: 4,842.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.84 : 10,029.66 = 3,230.52 : x
  2. Step 2: Convert to fraction form
    6,690.84/10,029.66 = 3,230.52/x
  3. Step 3: Cross multiply
    6,690.84x = 10,029.66 × 3,230.52
  4. Step 4: Simplify right side
    6,690.84x = 32,401,017.22
  5. Step 5: Solve for x
    x = 32,401,017.22/6,690.84
  6. Step 6: Final answer
    x = 4,842.59

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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.