Home / 7,723.11-11,573.73-4,437.15

Finding the Fourth Proportional to 7,723.11, 11,573.73 and 4,437.15

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Solution

The fourth proportional to 7,723.11, 11,573.73 and 4,437.15 is: 6,649.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.11 : 11,573.73 = 4,437.15 : x
  2. Step 2: Convert to fraction form
    7,723.11/11,573.73 = 4,437.15/x
  3. Step 3: Cross multiply
    7,723.11x = 11,573.73 × 4,437.15
  4. Step 4: Simplify right side
    7,723.11x = 51,354,376.07
  5. Step 5: Solve for x
    x = 51,354,376.07/7,723.11
  6. Step 6: Final answer
    x = 6,649.44

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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.