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Finding the Fourth Proportional to 8,908.44, 12,293.67 and 4,929.83

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Solution

The fourth proportional to 8,908.44, 12,293.67 and 4,929.83 is: 6,803.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.44 : 12,293.67 = 4,929.83 : x
  2. Step 2: Convert to fraction form
    8,908.44/12,293.67 = 4,929.83/x
  3. Step 3: Cross multiply
    8,908.44x = 12,293.67 × 4,929.83
  4. Step 4: Simplify right side
    8,908.44x = 60,605,641.71
  5. Step 5: Solve for x
    x = 60,605,641.71/8,908.44
  6. Step 6: Final answer
    x = 6,803.17

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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.