Home / 10,076.55-15,118.92-3,507.35

Finding the Fourth Proportional to 10,076.55, 15,118.92 and 3,507.35

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Solution

The fourth proportional to 10,076.55, 15,118.92 and 3,507.35 is: 5,262.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.55 : 15,118.92 = 3,507.35 : x
  2. Step 2: Convert to fraction form
    10,076.55/15,118.92 = 3,507.35/x
  3. Step 3: Cross multiply
    10,076.55x = 15,118.92 × 3,507.35
  4. Step 4: Simplify right side
    10,076.55x = 53,027,268.47
  5. Step 5: Solve for x
    x = 53,027,268.47/10,076.55
  6. Step 6: Final answer
    x = 5,262.44

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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.