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Finding the Fourth Proportional to 9,344.99, 14,009.29 and 4,416.05

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Solution

The fourth proportional to 9,344.99, 14,009.29 and 4,416.05 is: 6,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344.99 : 14,009.29 = 4,416.05 : x
  2. Step 2: Convert to fraction form
    9,344.99/14,009.29 = 4,416.05/x
  3. Step 3: Cross multiply
    9,344.99x = 14,009.29 × 4,416.05
  4. Step 4: Simplify right side
    9,344.99x = 61,865,725.10
  5. Step 5: Solve for x
    x = 61,865,725.10/9,344.99
  6. Step 6: Final answer
    x = 6,620.20

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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.