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Finding the Fourth Proportional to 5,363.28, 8,048.16 and 3,416.16

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Solution

The fourth proportional to 5,363.28, 8,048.16 and 3,416.16 is: 5,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.28 : 8,048.16 = 3,416.16 : x
  2. Step 2: Convert to fraction form
    5,363.28/8,048.16 = 3,416.16/x
  3. Step 3: Cross multiply
    5,363.28x = 8,048.16 × 3,416.16
  4. Step 4: Simplify right side
    5,363.28x = 27,493,802.27
  5. Step 5: Solve for x
    x = 27,493,802.27/5,363.28
  6. Step 6: Final answer
    x = 5,126.30

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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.