Home / 9,439.80-14,159.67-2,514.30

Finding the Fourth Proportional to 9,439.80, 14,159.67 and 2,514.30

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Solution

The fourth proportional to 9,439.80, 14,159.67 and 2,514.30 is: 3,771.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.80 : 14,159.67 = 2,514.30 : x
  2. Step 2: Convert to fraction form
    9,439.80/14,159.67 = 2,514.30/x
  3. Step 3: Cross multiply
    9,439.80x = 14,159.67 × 2,514.30
  4. Step 4: Simplify right side
    9,439.80x = 35,601,658.28
  5. Step 5: Solve for x
    x = 35,601,658.28/9,439.80
  6. Step 6: Final answer
    x = 3,771.44

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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.