Home / 8,256.48-12,383.28-4,095.12

Finding the Fourth Proportional to 8,256.48, 12,383.28 and 4,095.12

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Solution

The fourth proportional to 8,256.48, 12,383.28 and 4,095.12 is: 6,141.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.48 : 12,383.28 = 4,095.12 : x
  2. Step 2: Convert to fraction form
    8,256.48/12,383.28 = 4,095.12/x
  3. Step 3: Cross multiply
    8,256.48x = 12,383.28 × 4,095.12
  4. Step 4: Simplify right side
    8,256.48x = 50,711,017.59
  5. Step 5: Solve for x
    x = 50,711,017.59/8,256.48
  6. Step 6: Final answer
    x = 6,141.97

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1.5x scale

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.