Home / 10,342.80-14,273.64-5,864.88

Finding the Fourth Proportional to 10,342.80, 14,273.64 and 5,864.88

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Solution

The fourth proportional to 10,342.80, 14,273.64 and 5,864.88 is: 8,093.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.80 : 14,273.64 = 5,864.88 : x
  2. Step 2: Convert to fraction form
    10,342.80/14,273.64 = 5,864.88/x
  3. Step 3: Cross multiply
    10,342.80x = 14,273.64 × 5,864.88
  4. Step 4: Simplify right side
    10,342.80x = 83,713,185.76
  5. Step 5: Solve for x
    x = 83,713,185.76/10,342.80
  6. Step 6: Final answer
    x = 8,093.86

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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.