Home / 7,424.05-11,134.83-3,475.72

Finding the Fourth Proportional to 7,424.05, 11,134.83 and 3,475.72

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Solution

The fourth proportional to 7,424.05, 11,134.83 and 3,475.72 is: 5,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.05 : 11,134.83 = 3,475.72 : x
  2. Step 2: Convert to fraction form
    7,424.05/11,134.83 = 3,475.72/x
  3. Step 3: Cross multiply
    7,424.05x = 11,134.83 × 3,475.72
  4. Step 4: Simplify right side
    7,424.05x = 38,701,551.33
  5. Step 5: Solve for x
    x = 38,701,551.33/7,424.05
  6. Step 6: Final answer
    x = 5,213.00

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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.