Home / 4,000.62-5,519.34-2,428.14

Finding the Fourth Proportional to 4,000.62, 5,519.34 and 2,428.14

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Solution

The fourth proportional to 4,000.62, 5,519.34 and 2,428.14 is: 3,349.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.62 : 5,519.34 = 2,428.14 : x
  2. Step 2: Convert to fraction form
    4,000.62/5,519.34 = 2,428.14/x
  3. Step 3: Cross multiply
    4,000.62x = 5,519.34 × 2,428.14
  4. Step 4: Simplify right side
    4,000.62x = 13,401,730.23
  5. Step 5: Solve for x
    x = 13,401,730.23/4,000.62
  6. Step 6: Final answer
    x = 3,349.91

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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.