Home / 12,285.84-16,953.38-6,833.86

Finding the Fourth Proportional to 12,285.84, 16,953.38 and 6,833.86

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Solution

The fourth proportional to 12,285.84, 16,953.38 and 6,833.86 is: 9,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,285.84 : 16,953.38 = 6,833.86 : x
  2. Step 2: Convert to fraction form
    12,285.84/16,953.38 = 6,833.86/x
  3. Step 3: Cross multiply
    12,285.84x = 16,953.38 × 6,833.86
  4. Step 4: Simplify right side
    12,285.84x = 115,857,025.45
  5. Step 5: Solve for x
    x = 115,857,025.45/12,285.84
  6. Step 6: Final answer
    x = 9,430.13

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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.