Home / 9,190.28-13,777.08-3,342.75

Finding the Fourth Proportional to 9,190.28, 13,777.08 and 3,342.75

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Solution

The fourth proportional to 9,190.28, 13,777.08 and 3,342.75 is: 5,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.28 : 13,777.08 = 3,342.75 : x
  2. Step 2: Convert to fraction form
    9,190.28/13,777.08 = 3,342.75/x
  3. Step 3: Cross multiply
    9,190.28x = 13,777.08 × 3,342.75
  4. Step 4: Simplify right side
    9,190.28x = 46,053,334.17
  5. Step 5: Solve for x
    x = 46,053,334.17/9,190.28
  6. Step 6: Final answer
    x = 5,011.09

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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.