Home / 9,127.70-13,682.10-4,958.90

Finding the Fourth Proportional to 9,127.70, 13,682.10 and 4,958.90

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Solution

The fourth proportional to 9,127.70, 13,682.10 and 4,958.90 is: 7,433.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.70 : 13,682.10 = 4,958.90 : x
  2. Step 2: Convert to fraction form
    9,127.70/13,682.10 = 4,958.90/x
  3. Step 3: Cross multiply
    9,127.70x = 13,682.10 × 4,958.90
  4. Step 4: Simplify right side
    9,127.70x = 67,848,165.69
  5. Step 5: Solve for x
    x = 67,848,165.69/9,127.70
  6. Step 6: Final answer
    x = 7,433.22

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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.