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Finding the Fourth Proportional to 4,932.48, 6,800.64 and 4,260.48

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Solution

The fourth proportional to 4,932.48, 6,800.64 and 4,260.48 is: 5,874.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.48 : 6,800.64 = 4,260.48 : x
  2. Step 2: Convert to fraction form
    4,932.48/6,800.64 = 4,260.48/x
  3. Step 3: Cross multiply
    4,932.48x = 6,800.64 × 4,260.48
  4. Step 4: Simplify right side
    4,932.48x = 28,973,990.71
  5. Step 5: Solve for x
    x = 28,973,990.71/4,932.48
  6. Step 6: Final answer
    x = 5,874.12

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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.