Home / 4,477.88-6,707.84-2,140.14

Finding the Fourth Proportional to 4,477.88, 6,707.84 and 2,140.14

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Solution

The fourth proportional to 4,477.88, 6,707.84 and 2,140.14 is: 3,205.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.88 : 6,707.84 = 2,140.14 : x
  2. Step 2: Convert to fraction form
    4,477.88/6,707.84 = 2,140.14/x
  3. Step 3: Cross multiply
    4,477.88x = 6,707.84 × 2,140.14
  4. Step 4: Simplify right side
    4,477.88x = 14,355,716.70
  5. Step 5: Solve for x
    x = 14,355,716.70/4,477.88
  6. Step 6: Final answer
    x = 3,205.92

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1.5x scale

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.