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Finding the Fourth Proportional to 5,363.28, 8,042.04 and 1,900.08

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Solution

The fourth proportional to 5,363.28, 8,042.04 and 1,900.08 is: 2,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.28 : 8,042.04 = 1,900.08 : x
  2. Step 2: Convert to fraction form
    5,363.28/8,042.04 = 1,900.08/x
  3. Step 3: Cross multiply
    5,363.28x = 8,042.04 × 1,900.08
  4. Step 4: Simplify right side
    5,363.28x = 15,280,519.36
  5. Step 5: Solve for x
    x = 15,280,519.36/5,363.28
  6. Step 6: Final answer
    x = 2,849.10

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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.