Home / 10,638.24-14,680.77-5,923.64

Finding the Fourth Proportional to 10,638.24, 14,680.77 and 5,923.64

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Solution

The fourth proportional to 10,638.24, 14,680.77 and 5,923.64 is: 8,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,638.24 : 14,680.77 = 5,923.64 : x
  2. Step 2: Convert to fraction form
    10,638.24/14,680.77 = 5,923.64/x
  3. Step 3: Cross multiply
    10,638.24x = 14,680.77 × 5,923.64
  4. Step 4: Simplify right side
    10,638.24x = 86,963,523.00
  5. Step 5: Solve for x
    x = 86,963,523.00/10,638.24
  6. Step 6: Final answer
    x = 8,174.62

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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.