Home / 8,960.40-12,346.20-6,598.80

Finding the Fourth Proportional to 8,960.40, 12,346.20 and 6,598.80

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Solution

The fourth proportional to 8,960.40, 12,346.20 and 6,598.80 is: 9,092.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.40 : 12,346.20 = 6,598.80 : x
  2. Step 2: Convert to fraction form
    8,960.40/12,346.20 = 6,598.80/x
  3. Step 3: Cross multiply
    8,960.40x = 12,346.20 × 6,598.80
  4. Step 4: Simplify right side
    8,960.40x = 81,470,104.56
  5. Step 5: Solve for x
    x = 81,470,104.56/8,960.40
  6. Step 6: Final answer
    x = 9,092.24

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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.