Home / 8,914.23-12,301.82-5,332.88

Finding the Fourth Proportional to 8,914.23, 12,301.82 and 5,332.88

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Solution

The fourth proportional to 8,914.23, 12,301.82 and 5,332.88 is: 7,359.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.23 : 12,301.82 = 5,332.88 : x
  2. Step 2: Convert to fraction form
    8,914.23/12,301.82 = 5,332.88/x
  3. Step 3: Cross multiply
    8,914.23x = 12,301.82 × 5,332.88
  4. Step 4: Simplify right side
    8,914.23x = 65,604,153.93
  5. Step 5: Solve for x
    x = 65,604,153.93/8,914.23
  6. Step 6: Final answer
    x = 7,359.49

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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.