Home / 4,409.09-6,078.64-3,776.90

Finding the Fourth Proportional to 4,409.09, 6,078.64 and 3,776.90

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Solution

The fourth proportional to 4,409.09, 6,078.64 and 3,776.90 is: 5,207.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.09 : 6,078.64 = 3,776.90 : x
  2. Step 2: Convert to fraction form
    4,409.09/6,078.64 = 3,776.90/x
  3. Step 3: Cross multiply
    4,409.09x = 6,078.64 × 3,776.90
  4. Step 4: Simplify right side
    4,409.09x = 22,958,421.17
  5. Step 5: Solve for x
    x = 22,958,421.17/4,409.09
  6. Step 6: Final answer
    x = 5,207.07

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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.