Home / 5,055-7,581.69-3,589.71

Finding the Fourth Proportional to 5,055, 7,581.69 and 3,589.71

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Solution

The fourth proportional to 5,055, 7,581.69 and 3,589.71 is: 5,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055 : 7,581.69 = 3,589.71 : x
  2. Step 2: Convert to fraction form
    5,055/7,581.69 = 3,589.71/x
  3. Step 3: Cross multiply
    5,055x = 7,581.69 × 3,589.71
  4. Step 4: Simplify right side
    5,055x = 27,216,068.41
  5. Step 5: Solve for x
    x = 27,216,068.41/5,055
  6. Step 6: Final answer
    x = 5,383.99

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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.