Home / 7,340.48-11,000.76-3,383.03

Finding the Fourth Proportional to 7,340.48, 11,000.76 and 3,383.03

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Solution

The fourth proportional to 7,340.48, 11,000.76 and 3,383.03 is: 5,069.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.48 : 11,000.76 = 3,383.03 : x
  2. Step 2: Convert to fraction form
    7,340.48/11,000.76 = 3,383.03/x
  3. Step 3: Cross multiply
    7,340.48x = 11,000.76 × 3,383.03
  4. Step 4: Simplify right side
    7,340.48x = 37,215,846.10
  5. Step 5: Solve for x
    x = 37,215,846.10/7,340.48
  6. Step 6: Final answer
    x = 5,069.95

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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.