Home / 11,514.60-17,271.15-3,080.99

Finding the Fourth Proportional to 11,514.60, 17,271.15 and 3,080.99

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Solution

The fourth proportional to 11,514.60, 17,271.15 and 3,080.99 is: 4,621.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,514.60 : 17,271.15 = 3,080.99 : x
  2. Step 2: Convert to fraction form
    11,514.60/17,271.15 = 3,080.99/x
  3. Step 3: Cross multiply
    11,514.60x = 17,271.15 × 3,080.99
  4. Step 4: Simplify right side
    11,514.60x = 53,212,154.08
  5. Step 5: Solve for x
    x = 53,212,154.08/11,514.60
  6. Step 6: Final answer
    x = 4,621.28

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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.