Home / 9,253.45-12,769.73-5,220.26

Finding the Fourth Proportional to 9,253.45, 12,769.73 and 5,220.26

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Solution

The fourth proportional to 9,253.45, 12,769.73 and 5,220.26 is: 7,203.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.45 : 12,769.73 = 5,220.26 : x
  2. Step 2: Convert to fraction form
    9,253.45/12,769.73 = 5,220.26/x
  3. Step 3: Cross multiply
    9,253.45x = 12,769.73 × 5,220.26
  4. Step 4: Simplify right side
    9,253.45x = 66,661,284.63
  5. Step 5: Solve for x
    x = 66,661,284.63/9,253.45
  6. Step 6: Final answer
    x = 7,203.94

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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.