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Finding the Fourth Proportional to 9,452.70, 14,181.35 and 2,879.01

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Solution

The fourth proportional to 9,452.70, 14,181.35 and 2,879.01 is: 4,319.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,452.70 : 14,181.35 = 2,879.01 : x
  2. Step 2: Convert to fraction form
    9,452.70/14,181.35 = 2,879.01/x
  3. Step 3: Cross multiply
    9,452.70x = 14,181.35 × 2,879.01
  4. Step 4: Simplify right side
    9,452.70x = 40,828,234.07
  5. Step 5: Solve for x
    x = 40,828,234.07/9,452.70
  6. Step 6: Final answer
    x = 4,319.21

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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.