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Finding the Fourth Proportional to 5,929.29, 8,182.29 and 3,276.81

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Solution

The fourth proportional to 5,929.29, 8,182.29 and 3,276.81 is: 4,521.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.29 : 8,182.29 = 3,276.81 : x
  2. Step 2: Convert to fraction form
    5,929.29/8,182.29 = 3,276.81/x
  3. Step 3: Cross multiply
    5,929.29x = 8,182.29 × 3,276.81
  4. Step 4: Simplify right side
    5,929.29x = 26,811,809.69
  5. Step 5: Solve for x
    x = 26,811,809.69/5,929.29
  6. Step 6: Final answer
    x = 4,521.93

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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.