Home / 10,455.51-14,424.50-5,976.86

Finding the Fourth Proportional to 10,455.51, 14,424.50 and 5,976.86

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Solution

The fourth proportional to 10,455.51, 14,424.50 and 5,976.86 is: 8,245.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455.51 : 14,424.50 = 5,976.86 : x
  2. Step 2: Convert to fraction form
    10,455.51/14,424.50 = 5,976.86/x
  3. Step 3: Cross multiply
    10,455.51x = 14,424.50 × 5,976.86
  4. Step 4: Simplify right side
    10,455.51x = 86,213,115.06
  5. Step 5: Solve for x
    x = 86,213,115.06/10,455.51
  6. Step 6: Final answer
    x = 8,245.71

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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.