Home / 4,450.12-6,143.63-3,330.65

Finding the Fourth Proportional to 4,450.12, 6,143.63 and 3,330.65

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Solution

The fourth proportional to 4,450.12, 6,143.63 and 3,330.65 is: 4,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.12 : 6,143.63 = 3,330.65 : x
  2. Step 2: Convert to fraction form
    4,450.12/6,143.63 = 3,330.65/x
  3. Step 3: Cross multiply
    4,450.12x = 6,143.63 × 3,330.65
  4. Step 4: Simplify right side
    4,450.12x = 20,462,279.97
  5. Step 5: Solve for x
    x = 20,462,279.97/4,450.12
  6. Step 6: Final answer
    x = 4,598.14

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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.