Home / 6,514.03-8,986.56-4,390.93

Finding the Fourth Proportional to 6,514.03, 8,986.56 and 4,390.93

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Solution

The fourth proportional to 6,514.03, 8,986.56 and 4,390.93 is: 6,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.03 : 8,986.56 = 4,390.93 : x
  2. Step 2: Convert to fraction form
    6,514.03/8,986.56 = 4,390.93/x
  3. Step 3: Cross multiply
    6,514.03x = 8,986.56 × 4,390.93
  4. Step 4: Simplify right side
    6,514.03x = 39,459,310.97
  5. Step 5: Solve for x
    x = 39,459,310.97/6,514.03
  6. Step 6: Final answer
    x = 6,057.59

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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.