Home / 11,470.48-17,215.32-6,544.72

Finding the Fourth Proportional to 11,470.48, 17,215.32 and 6,544.72

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Solution

The fourth proportional to 11,470.48, 17,215.32 and 6,544.72 is: 9,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.48 : 17,215.32 = 6,544.72 : x
  2. Step 2: Convert to fraction form
    11,470.48/17,215.32 = 6,544.72/x
  3. Step 3: Cross multiply
    11,470.48x = 17,215.32 × 6,544.72
  4. Step 4: Simplify right side
    11,470.48x = 112,669,449.11
  5. Step 5: Solve for x
    x = 112,669,449.11/11,470.48
  6. Step 6: Final answer
    x = 9,822.56

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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.