Home / 9,000.83-12,421.00-5,022.38

Finding the Fourth Proportional to 9,000.83, 12,421.00 and 5,022.38

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Solution

The fourth proportional to 9,000.83, 12,421.00 and 5,022.38 is: 6,930.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.83 : 12,421.00 = 5,022.38 : x
  2. Step 2: Convert to fraction form
    9,000.83/12,421.00 = 5,022.38/x
  3. Step 3: Cross multiply
    9,000.83x = 12,421.00 × 5,022.38
  4. Step 4: Simplify right side
    9,000.83x = 62,383,019.31
  5. Step 5: Solve for x
    x = 62,383,019.31/9,000.83
  6. Step 6: Final answer
    x = 6,930.81

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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.