Home / 10,072.80-13,899.42-5,883.48

Finding the Fourth Proportional to 10,072.80, 13,899.42 and 5,883.48

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Solution

The fourth proportional to 10,072.80, 13,899.42 and 5,883.48 is: 8,118.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.80 : 13,899.42 = 5,883.48 : x
  2. Step 2: Convert to fraction form
    10,072.80/13,899.42 = 5,883.48/x
  3. Step 3: Cross multiply
    10,072.80x = 13,899.42 × 5,883.48
  4. Step 4: Simplify right side
    10,072.80x = 81,776,959.58
  5. Step 5: Solve for x
    x = 81,776,959.58/10,072.80
  6. Step 6: Final answer
    x = 8,118.59

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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.