Home / 9,018.08-13,514.44-4,269.20

Finding the Fourth Proportional to 9,018.08, 13,514.44 and 4,269.20

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Solution

The fourth proportional to 9,018.08, 13,514.44 and 4,269.20 is: 6,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.08 : 13,514.44 = 4,269.20 : x
  2. Step 2: Convert to fraction form
    9,018.08/13,514.44 = 4,269.20/x
  3. Step 3: Cross multiply
    9,018.08x = 13,514.44 × 4,269.20
  4. Step 4: Simplify right side
    9,018.08x = 57,695,847.25
  5. Step 5: Solve for x
    x = 57,695,847.25/9,018.08
  6. Step 6: Final answer
    x = 6,397.80

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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.