Home / 9,434.88-14,156.64-8,674.56

Finding the Fourth Proportional to 9,434.88, 14,156.64 and 8,674.56

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Solution

The fourth proportional to 9,434.88, 14,156.64 and 8,674.56 is: 13,015.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434.88 : 14,156.64 = 8,674.56 : x
  2. Step 2: Convert to fraction form
    9,434.88/14,156.64 = 8,674.56/x
  3. Step 3: Cross multiply
    9,434.88x = 14,156.64 × 8,674.56
  4. Step 4: Simplify right side
    9,434.88x = 122,802,623.08
  5. Step 5: Solve for x
    x = 122,802,623.08/9,434.88
  6. Step 6: Final answer
    x = 13,015.81

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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.