Home / 7,400.11-11,098.52-2,133.95

Finding the Fourth Proportional to 7,400.11, 11,098.52 and 2,133.95

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Solution

The fourth proportional to 7,400.11, 11,098.52 and 2,133.95 is: 3,200.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.11 : 11,098.52 = 2,133.95 : x
  2. Step 2: Convert to fraction form
    7,400.11/11,098.52 = 2,133.95/x
  3. Step 3: Cross multiply
    7,400.11x = 11,098.52 × 2,133.95
  4. Step 4: Simplify right side
    7,400.11x = 23,683,628.59
  5. Step 5: Solve for x
    x = 23,683,628.59/7,400.11
  6. Step 6: Final answer
    x = 3,200.44

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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.