Home / 11,523.30-15,902.34-6,807.57

Finding the Fourth Proportional to 11,523.30, 15,902.34 and 6,807.57

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Solution

The fourth proportional to 11,523.30, 15,902.34 and 6,807.57 is: 9,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,523.30 : 15,902.34 = 6,807.57 : x
  2. Step 2: Convert to fraction form
    11,523.30/15,902.34 = 6,807.57/x
  3. Step 3: Cross multiply
    11,523.30x = 15,902.34 × 6,807.57
  4. Step 4: Simplify right side
    11,523.30x = 108,256,292.71
  5. Step 5: Solve for x
    x = 108,256,292.71/11,523.30
  6. Step 6: Final answer
    x = 9,394.56

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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.