Home / 7,488.93-11,233.39-1,942.15

Finding the Fourth Proportional to 7,488.93, 11,233.39 and 1,942.15

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Solution

The fourth proportional to 7,488.93, 11,233.39 and 1,942.15 is: 2,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.93 : 11,233.39 = 1,942.15 : x
  2. Step 2: Convert to fraction form
    7,488.93/11,233.39 = 1,942.15/x
  3. Step 3: Cross multiply
    7,488.93x = 11,233.39 × 1,942.15
  4. Step 4: Simplify right side
    7,488.93x = 21,816,957.21
  5. Step 5: Solve for x
    x = 21,816,957.21/7,488.93
  6. Step 6: Final answer
    x = 2,913.23

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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.