Home / 10,382.74-14,328.12-5,906.48

Finding the Fourth Proportional to 10,382.74, 14,328.12 and 5,906.48

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Solution

The fourth proportional to 10,382.74, 14,328.12 and 5,906.48 is: 8,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.74 : 14,328.12 = 5,906.48 : x
  2. Step 2: Convert to fraction form
    10,382.74/14,328.12 = 5,906.48/x
  3. Step 3: Cross multiply
    10,382.74x = 14,328.12 × 5,906.48
  4. Step 4: Simplify right side
    10,382.74x = 84,628,754.22
  5. Step 5: Solve for x
    x = 84,628,754.22/10,382.74
  6. Step 6: Final answer
    x = 8,150.91

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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.