Home / 9,000.94-12,421.26-5,021.81

Finding the Fourth Proportional to 9,000.94, 12,421.26 and 5,021.81

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Solution

The fourth proportional to 9,000.94, 12,421.26 and 5,021.81 is: 6,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.94 : 12,421.26 = 5,021.81 : x
  2. Step 2: Convert to fraction form
    9,000.94/12,421.26 = 5,021.81/x
  3. Step 3: Cross multiply
    9,000.94x = 12,421.26 × 5,021.81
  4. Step 4: Simplify right side
    9,000.94x = 62,377,207.68
  5. Step 5: Solve for x
    x = 62,377,207.68/9,000.94
  6. Step 6: Final answer
    x = 6,930.08

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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.