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Finding the Fourth Proportional to 3,995.48, 5,514.22 and 2,403

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Solution

The fourth proportional to 3,995.48, 5,514.22 and 2,403 is: 3,316.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.48 : 5,514.22 = 2,403 : x
  2. Step 2: Convert to fraction form
    3,995.48/5,514.22 = 2,403/x
  3. Step 3: Cross multiply
    3,995.48x = 5,514.22 × 2,403
  4. Step 4: Simplify right side
    3,995.48x = 13,250,670.66
  5. Step 5: Solve for x
    x = 13,250,670.66/3,995.48
  6. Step 6: Final answer
    x = 3,316.42

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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.