Home / 11,228.07-15,496.07-6,512.52

Finding the Fourth Proportional to 11,228.07, 15,496.07 and 6,512.52

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Solution

The fourth proportional to 11,228.07, 15,496.07 and 6,512.52 is: 8,988.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.07 : 15,496.07 = 6,512.52 : x
  2. Step 2: Convert to fraction form
    11,228.07/15,496.07 = 6,512.52/x
  3. Step 3: Cross multiply
    11,228.07x = 15,496.07 × 6,512.52
  4. Step 4: Simplify right side
    11,228.07x = 100,918,433.23
  5. Step 5: Solve for x
    x = 100,918,433.23/11,228.07
  6. Step 6: Final answer
    x = 8,988.05

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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.