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Finding the Fourth Proportional to 9,763.09, 14,621.04 and 5,590.44

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Solution

The fourth proportional to 9,763.09, 14,621.04 and 5,590.44 is: 8,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763.09 : 14,621.04 = 5,590.44 : x
  2. Step 2: Convert to fraction form
    9,763.09/14,621.04 = 5,590.44/x
  3. Step 3: Cross multiply
    9,763.09x = 14,621.04 × 5,590.44
  4. Step 4: Simplify right side
    9,763.09x = 81,738,046.86
  5. Step 5: Solve for x
    x = 81,738,046.86/9,763.09
  6. Step 6: Final answer
    x = 8,372.15

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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.