Home / 5,514.22-8,270.09-1,618.93

Finding the Fourth Proportional to 5,514.22, 8,270.09 and 1,618.93

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Solution

The fourth proportional to 5,514.22, 8,270.09 and 1,618.93 is: 2,428.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.22 : 8,270.09 = 1,618.93 : x
  2. Step 2: Convert to fraction form
    5,514.22/8,270.09 = 1,618.93/x
  3. Step 3: Cross multiply
    5,514.22x = 8,270.09 × 1,618.93
  4. Step 4: Simplify right side
    5,514.22x = 13,388,688.71
  5. Step 5: Solve for x
    x = 13,388,688.71/5,514.22
  6. Step 6: Final answer
    x = 2,428.03

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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.