Home / 4,230.42-6,315.36-3,676.99

Finding the Fourth Proportional to 4,230.42, 6,315.36 and 3,676.99

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Solution

The fourth proportional to 4,230.42, 6,315.36 and 3,676.99 is: 5,489.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.42 : 6,315.36 = 3,676.99 : x
  2. Step 2: Convert to fraction form
    4,230.42/6,315.36 = 3,676.99/x
  3. Step 3: Cross multiply
    4,230.42x = 6,315.36 × 3,676.99
  4. Step 4: Simplify right side
    4,230.42x = 23,221,497.18
  5. Step 5: Solve for x
    x = 23,221,497.18/4,230.42
  6. Step 6: Final answer
    x = 5,489.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.