Home / 6,216-9,320.16-2,929.76

Finding the Fourth Proportional to 6,216, 9,320.16 and 2,929.76

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Solution

The fourth proportional to 6,216, 9,320.16 and 2,929.76 is: 4,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216 : 9,320.16 = 2,929.76 : x
  2. Step 2: Convert to fraction form
    6,216/9,320.16 = 2,929.76/x
  3. Step 3: Cross multiply
    6,216x = 9,320.16 × 2,929.76
  4. Step 4: Simplify right side
    6,216x = 27,305,831.96
  5. Step 5: Solve for x
    x = 27,305,831.96/6,216
  6. Step 6: Final answer
    x = 4,392.83

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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.