Home / 8,248.96-11,379.54-4,711.24

Finding the Fourth Proportional to 8,248.96, 11,379.54 and 4,711.24

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Solution

The fourth proportional to 8,248.96, 11,379.54 and 4,711.24 is: 6,499.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.96 : 11,379.54 = 4,711.24 : x
  2. Step 2: Convert to fraction form
    8,248.96/11,379.54 = 4,711.24/x
  3. Step 3: Cross multiply
    8,248.96x = 11,379.54 × 4,711.24
  4. Step 4: Simplify right side
    8,248.96x = 53,611,744.03
  5. Step 5: Solve for x
    x = 53,611,744.03/8,248.96
  6. Step 6: Final answer
    x = 6,499.21

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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.