Home / 4,443.20-6,670.20-3,338.90

Finding the Fourth Proportional to 4,443.20, 6,670.20 and 3,338.90

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Solution

The fourth proportional to 4,443.20, 6,670.20 and 3,338.90 is: 5,012.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.20 : 6,670.20 = 3,338.90 : x
  2. Step 2: Convert to fraction form
    4,443.20/6,670.20 = 3,338.90/x
  3. Step 3: Cross multiply
    4,443.20x = 6,670.20 × 3,338.90
  4. Step 4: Simplify right side
    4,443.20x = 22,271,130.78
  5. Step 5: Solve for x
    x = 22,271,130.78/4,443.20
  6. Step 6: Final answer
    x = 5,012.41

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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.