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Finding the Fourth Proportional to 6,483.92, 8,959.92 and 5,304.56

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Solution

The fourth proportional to 6,483.92, 8,959.92 and 5,304.56 is: 7,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,483.92 : 8,959.92 = 5,304.56 : x
  2. Step 2: Convert to fraction form
    6,483.92/8,959.92 = 5,304.56/x
  3. Step 3: Cross multiply
    6,483.92x = 8,959.92 × 5,304.56
  4. Step 4: Simplify right side
    6,483.92x = 47,528,433.24
  5. Step 5: Solve for x
    x = 47,528,433.24/6,483.92
  6. Step 6: Final answer
    x = 7,330.20

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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.