Home / 7,927.16-10,926.88-6,245.96

Finding the Fourth Proportional to 7,927.16, 10,926.88 and 6,245.96

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Solution

The fourth proportional to 7,927.16, 10,926.88 and 6,245.96 is: 8,609.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.16 : 10,926.88 = 6,245.96 : x
  2. Step 2: Convert to fraction form
    7,927.16/10,926.88 = 6,245.96/x
  3. Step 3: Cross multiply
    7,927.16x = 10,926.88 × 6,245.96
  4. Step 4: Simplify right side
    7,927.16x = 68,248,785.16
  5. Step 5: Solve for x
    x = 68,248,785.16/7,927.16
  6. Step 6: Final answer
    x = 8,609.49

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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.