Home / 10,789.26-14,887.44-6,812.52

Finding the Fourth Proportional to 10,789.26, 14,887.44 and 6,812.52

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Solution

The fourth proportional to 10,789.26, 14,887.44 and 6,812.52 is: 9,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.26 : 14,887.44 = 6,812.52 : x
  2. Step 2: Convert to fraction form
    10,789.26/14,887.44 = 6,812.52/x
  3. Step 3: Cross multiply
    10,789.26x = 14,887.44 × 6,812.52
  4. Step 4: Simplify right side
    10,789.26x = 101,420,982.75
  5. Step 5: Solve for x
    x = 101,420,982.75/10,789.26
  6. Step 6: Final answer
    x = 9,400.18

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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.