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Finding the Fourth Proportional to 4,483.28, 6,724.93 and 1,363.32

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Solution

The fourth proportional to 4,483.28, 6,724.93 and 1,363.32 is: 2,044.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.28 : 6,724.93 = 1,363.32 : x
  2. Step 2: Convert to fraction form
    4,483.28/6,724.93 = 1,363.32/x
  3. Step 3: Cross multiply
    4,483.28x = 6,724.93 × 1,363.32
  4. Step 4: Simplify right side
    4,483.28x = 9,168,228.16
  5. Step 5: Solve for x
    x = 9,168,228.16/4,483.28
  6. Step 6: Final answer
    x = 2,044.98

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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.