Home / 9,421.23-13,002.33-6,021.37

Finding the Fourth Proportional to 9,421.23, 13,002.33 and 6,021.37

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Solution

The fourth proportional to 9,421.23, 13,002.33 and 6,021.37 is: 8,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.23 : 13,002.33 = 6,021.37 : x
  2. Step 2: Convert to fraction form
    9,421.23/13,002.33 = 6,021.37/x
  3. Step 3: Cross multiply
    9,421.23x = 13,002.33 × 6,021.37
  4. Step 4: Simplify right side
    9,421.23x = 78,291,839.79
  5. Step 5: Solve for x
    x = 78,291,839.79/9,421.23
  6. Step 6: Final answer
    x = 8,310.15

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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.