Home / 9,512.12-13,126.51-5,263.54

Finding the Fourth Proportional to 9,512.12, 13,126.51 and 5,263.54

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Solution

The fourth proportional to 9,512.12, 13,126.51 and 5,263.54 is: 7,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.12 : 13,126.51 = 5,263.54 : x
  2. Step 2: Convert to fraction form
    9,512.12/13,126.51 = 5,263.54/x
  3. Step 3: Cross multiply
    9,512.12x = 13,126.51 × 5,263.54
  4. Step 4: Simplify right side
    9,512.12x = 69,091,910.45
  5. Step 5: Solve for x
    x = 69,091,910.45/9,512.12
  6. Step 6: Final answer
    x = 7,263.57

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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.