Home / 4,438.20-6,119.68-3,317.28

Finding the Fourth Proportional to 4,438.20, 6,119.68 and 3,317.28

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Solution

The fourth proportional to 4,438.20, 6,119.68 and 3,317.28 is: 4,574.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.20 : 6,119.68 = 3,317.28 : x
  2. Step 2: Convert to fraction form
    4,438.20/6,119.68 = 3,317.28/x
  3. Step 3: Cross multiply
    4,438.20x = 6,119.68 × 3,317.28
  4. Step 4: Simplify right side
    4,438.20x = 20,300,692.07
  5. Step 5: Solve for x
    x = 20,300,692.07/4,438.20
  6. Step 6: Final answer
    x = 4,574.08

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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.