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Finding the Fourth Proportional to 9,339.62, 14,004.62 and 3,097.40

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Solution

The fourth proportional to 9,339.62, 14,004.62 and 3,097.40 is: 4,644.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339.62 : 14,004.62 = 3,097.40 : x
  2. Step 2: Convert to fraction form
    9,339.62/14,004.62 = 3,097.40/x
  3. Step 3: Cross multiply
    9,339.62x = 14,004.62 × 3,097.40
  4. Step 4: Simplify right side
    9,339.62x = 43,377,824.48
  5. Step 5: Solve for x
    x = 43,377,824.48/9,339.62
  6. Step 6: Final answer
    x = 4,644.50

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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.