Home / 7,973.18-11,960.21-2,426.70

Finding the Fourth Proportional to 7,973.18, 11,960.21 and 2,426.70

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Solution

The fourth proportional to 7,973.18, 11,960.21 and 2,426.70 is: 3,640.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.18 : 11,960.21 = 2,426.70 : x
  2. Step 2: Convert to fraction form
    7,973.18/11,960.21 = 2,426.70/x
  3. Step 3: Cross multiply
    7,973.18x = 11,960.21 × 2,426.70
  4. Step 4: Simplify right side
    7,973.18x = 29,023,847.67
  5. Step 5: Solve for x
    x = 29,023,847.67/7,973.18
  6. Step 6: Final answer
    x = 3,640.19

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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.