Home / 10,283.44-15,418.67-8,724.00

Finding the Fourth Proportional to 10,283.44, 15,418.67 and 8,724.00

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Solution

The fourth proportional to 10,283.44, 15,418.67 and 8,724.00 is: 13,080.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.44 : 15,418.67 = 8,724.00 : x
  2. Step 2: Convert to fraction form
    10,283.44/15,418.67 = 8,724.00/x
  3. Step 3: Cross multiply
    10,283.44x = 15,418.67 × 8,724.00
  4. Step 4: Simplify right side
    10,283.44x = 134,512,399.99
  5. Step 5: Solve for x
    x = 134,512,399.99/10,283.44
  6. Step 6: Final answer
    x = 13,080.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.