Home / 7,166.33-9,890.45-4,022.52

Finding the Fourth Proportional to 7,166.33, 9,890.45 and 4,022.52

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Solution

The fourth proportional to 7,166.33, 9,890.45 and 4,022.52 is: 5,551.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.33 : 9,890.45 = 4,022.52 : x
  2. Step 2: Convert to fraction form
    7,166.33/9,890.45 = 4,022.52/x
  3. Step 3: Cross multiply
    7,166.33x = 9,890.45 × 4,022.52
  4. Step 4: Simplify right side
    7,166.33x = 39,784,532.93
  5. Step 5: Solve for x
    x = 39,784,532.93/7,166.33
  6. Step 6: Final answer
    x = 5,551.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.