Home / 5,447.08-7,514.80-3,558.06

Finding the Fourth Proportional to 5,447.08, 7,514.80 and 3,558.06

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Solution

The fourth proportional to 5,447.08, 7,514.80 and 3,558.06 is: 4,908.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.08 : 7,514.80 = 3,558.06 : x
  2. Step 2: Convert to fraction form
    5,447.08/7,514.80 = 3,558.06/x
  3. Step 3: Cross multiply
    5,447.08x = 7,514.80 × 3,558.06
  4. Step 4: Simplify right side
    5,447.08x = 26,738,109.29
  5. Step 5: Solve for x
    x = 26,738,109.29/5,447.08
  6. Step 6: Final answer
    x = 4,908.71

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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.