Home / 11,096.08-15,310.56-6,315.74

Finding the Fourth Proportional to 11,096.08, 15,310.56 and 6,315.74

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Solution

The fourth proportional to 11,096.08, 15,310.56 and 6,315.74 is: 8,714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.08 : 15,310.56 = 6,315.74 : x
  2. Step 2: Convert to fraction form
    11,096.08/15,310.56 = 6,315.74/x
  3. Step 3: Cross multiply
    11,096.08x = 15,310.56 × 6,315.74
  4. Step 4: Simplify right side
    11,096.08x = 96,697,476.35
  5. Step 5: Solve for x
    x = 96,697,476.35/11,096.08
  6. Step 6: Final answer
    x = 8,714.56

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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.