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Finding the Fourth Proportional to 7,952.72, 10,976.75 and 4,597.48

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Solution

The fourth proportional to 7,952.72, 10,976.75 and 4,597.48 is: 6,345.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.72 : 10,976.75 = 4,597.48 : x
  2. Step 2: Convert to fraction form
    7,952.72/10,976.75 = 4,597.48/x
  3. Step 3: Cross multiply
    7,952.72x = 10,976.75 × 4,597.48
  4. Step 4: Simplify right side
    7,952.72x = 50,465,365.60
  5. Step 5: Solve for x
    x = 50,465,365.60/7,952.72
  6. Step 6: Final answer
    x = 6,345.67

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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.