Home / 11,018.52-15,205.62-6,542.46

Finding the Fourth Proportional to 11,018.52, 15,205.62 and 6,542.46

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Solution

The fourth proportional to 11,018.52, 15,205.62 and 6,542.46 is: 9,028.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.52 : 15,205.62 = 6,542.46 : x
  2. Step 2: Convert to fraction form
    11,018.52/15,205.62 = 6,542.46/x
  3. Step 3: Cross multiply
    11,018.52x = 15,205.62 × 6,542.46
  4. Step 4: Simplify right side
    11,018.52x = 99,482,160.63
  5. Step 5: Solve for x
    x = 99,482,160.63/11,018.52
  6. Step 6: Final answer
    x = 9,028.63

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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.