Home / 7,309.67-10,960.40-2,378.90

Finding the Fourth Proportional to 7,309.67, 10,960.40 and 2,378.90

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Solution

The fourth proportional to 7,309.67, 10,960.40 and 2,378.90 is: 3,567.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.67 : 10,960.40 = 2,378.90 : x
  2. Step 2: Convert to fraction form
    7,309.67/10,960.40 = 2,378.90/x
  3. Step 3: Cross multiply
    7,309.67x = 10,960.40 × 2,378.90
  4. Step 4: Simplify right side
    7,309.67x = 26,073,695.56
  5. Step 5: Solve for x
    x = 26,073,695.56/7,309.67
  6. Step 6: Final answer
    x = 3,567.01

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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.