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Finding the Fourth Proportional to 9,809.69, 14,714.19 and 3,235.70

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Solution

The fourth proportional to 9,809.69, 14,714.19 and 3,235.70 is: 4,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.69 : 14,714.19 = 3,235.70 : x
  2. Step 2: Convert to fraction form
    9,809.69/14,714.19 = 3,235.70/x
  3. Step 3: Cross multiply
    9,809.69x = 14,714.19 × 3,235.70
  4. Step 4: Simplify right side
    9,809.69x = 47,610,704.58
  5. Step 5: Solve for x
    x = 47,610,704.58/9,809.69
  6. Step 6: Final answer
    x = 4,853.44

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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.