Home / 10,187.64-15,261.58-4,843.22

Finding the Fourth Proportional to 10,187.64, 15,261.58 and 4,843.22

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Solution

The fourth proportional to 10,187.64, 15,261.58 and 4,843.22 is: 7,255.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,187.64 : 15,261.58 = 4,843.22 : x
  2. Step 2: Convert to fraction form
    10,187.64/15,261.58 = 4,843.22/x
  3. Step 3: Cross multiply
    10,187.64x = 15,261.58 × 4,843.22
  4. Step 4: Simplify right side
    10,187.64x = 73,915,189.49
  5. Step 5: Solve for x
    x = 73,915,189.49/10,187.64
  6. Step 6: Final answer
    x = 7,255.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.