Home / 3,624.99-5,004.89-2,281.20

Finding the Fourth Proportional to 3,624.99, 5,004.89 and 2,281.20

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Solution

The fourth proportional to 3,624.99, 5,004.89 and 2,281.20 is: 3,149.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.99 : 5,004.89 = 2,281.20 : x
  2. Step 2: Convert to fraction form
    3,624.99/5,004.89 = 2,281.20/x
  3. Step 3: Cross multiply
    3,624.99x = 5,004.89 × 2,281.20
  4. Step 4: Simplify right side
    3,624.99x = 11,417,155.07
  5. Step 5: Solve for x
    x = 11,417,155.07/3,624.99
  6. Step 6: Final answer
    x = 3,149.57

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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.