Home / 4,014.33-5,538.99-2,421.87

Finding the Fourth Proportional to 4,014.33, 5,538.99 and 2,421.87

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Solution

The fourth proportional to 4,014.33, 5,538.99 and 2,421.87 is: 3,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,014.33 : 5,538.99 = 2,421.87 : x
  2. Step 2: Convert to fraction form
    4,014.33/5,538.99 = 2,421.87/x
  3. Step 3: Cross multiply
    4,014.33x = 5,538.99 × 2,421.87
  4. Step 4: Simplify right side
    4,014.33x = 13,414,713.71
  5. Step 5: Solve for x
    x = 13,414,713.71/4,014.33
  6. Step 6: Final answer
    x = 3,341.71

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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.