Home / 4,007.39-5,530.03-2,305.77

Finding the Fourth Proportional to 4,007.39, 5,530.03 and 2,305.77

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Solution

The fourth proportional to 4,007.39, 5,530.03 and 2,305.77 is: 3,181.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.39 : 5,530.03 = 2,305.77 : x
  2. Step 2: Convert to fraction form
    4,007.39/5,530.03 = 2,305.77/x
  3. Step 3: Cross multiply
    4,007.39x = 5,530.03 × 2,305.77
  4. Step 4: Simplify right side
    4,007.39x = 12,750,977.27
  5. Step 5: Solve for x
    x = 12,750,977.27/4,007.39
  6. Step 6: Final answer
    x = 3,181.87

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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.