Home / 7,823.08-11,734.56-5,207.56

Finding the Fourth Proportional to 7,823.08, 11,734.56 and 5,207.56

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Solution

The fourth proportional to 7,823.08, 11,734.56 and 5,207.56 is: 7,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.08 : 11,734.56 = 5,207.56 : x
  2. Step 2: Convert to fraction form
    7,823.08/11,734.56 = 5,207.56/x
  3. Step 3: Cross multiply
    7,823.08x = 11,734.56 × 5,207.56
  4. Step 4: Simplify right side
    7,823.08x = 61,108,425.27
  5. Step 5: Solve for x
    x = 61,108,425.27/7,823.08
  6. Step 6: Final answer
    x = 7,811.30

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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.