Home / 5,514.08-8,231.80-5,283.68

Finding the Fourth Proportional to 5,514.08, 8,231.80 and 5,283.68

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Solution

The fourth proportional to 5,514.08, 8,231.80 and 5,283.68 is: 7,887.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.08 : 8,231.80 = 5,283.68 : x
  2. Step 2: Convert to fraction form
    5,514.08/8,231.80 = 5,283.68/x
  3. Step 3: Cross multiply
    5,514.08x = 8,231.80 × 5,283.68
  4. Step 4: Simplify right side
    5,514.08x = 43,494,197.02
  5. Step 5: Solve for x
    x = 43,494,197.02/5,514.08
  6. Step 6: Final answer
    x = 7,887.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.