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Finding the Fourth Proportional to 9,605.11, 14,389.02 and 6,308.20

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Solution

The fourth proportional to 9,605.11, 14,389.02 and 6,308.20 is: 9,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,605.11 : 14,389.02 = 6,308.20 : x
  2. Step 2: Convert to fraction form
    9,605.11/14,389.02 = 6,308.20/x
  3. Step 3: Cross multiply
    9,605.11x = 14,389.02 × 6,308.20
  4. Step 4: Simplify right side
    9,605.11x = 90,768,815.96
  5. Step 5: Solve for x
    x = 90,768,815.96/9,605.11
  6. Step 6: Final answer
    x = 9,450.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.