Home / 9,507.28-14,263.36-3,958.78

Finding the Fourth Proportional to 9,507.28, 14,263.36 and 3,958.78

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Solution

The fourth proportional to 9,507.28, 14,263.36 and 3,958.78 is: 5,939.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,507.28 : 14,263.36 = 3,958.78 : x
  2. Step 2: Convert to fraction form
    9,507.28/14,263.36 = 3,958.78/x
  3. Step 3: Cross multiply
    9,507.28x = 14,263.36 × 3,958.78
  4. Step 4: Simplify right side
    9,507.28x = 56,465,504.30
  5. Step 5: Solve for x
    x = 56,465,504.30/9,507.28
  6. Step 6: Final answer
    x = 5,939.19

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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.