Home / 9,421.32-13,003.23-6,234.68

Finding the Fourth Proportional to 9,421.32, 13,003.23 and 6,234.68

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Solution

The fourth proportional to 9,421.32, 13,003.23 and 6,234.68 is: 8,605.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.32 : 13,003.23 = 6,234.68 : x
  2. Step 2: Convert to fraction form
    9,421.32/13,003.23 = 6,234.68/x
  3. Step 3: Cross multiply
    9,421.32x = 13,003.23 × 6,234.68
  4. Step 4: Simplify right side
    9,421.32x = 81,070,978.02
  5. Step 5: Solve for x
    x = 81,070,978.02/9,421.32
  6. Step 6: Final answer
    x = 8,605.06

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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.