Home / 8,837.01-12,189.99-5,519.25

Finding the Fourth Proportional to 8,837.01, 12,189.99 and 5,519.25

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Solution

The fourth proportional to 8,837.01, 12,189.99 and 5,519.25 is: 7,613.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.01 : 12,189.99 = 5,519.25 : x
  2. Step 2: Convert to fraction form
    8,837.01/12,189.99 = 5,519.25/x
  3. Step 3: Cross multiply
    8,837.01x = 12,189.99 × 5,519.25
  4. Step 4: Simplify right side
    8,837.01x = 67,279,602.31
  5. Step 5: Solve for x
    x = 67,279,602.31/8,837.01
  6. Step 6: Final answer
    x = 7,613.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.