Home / 5,449.72-7,526.82-3,678.26

Finding the Fourth Proportional to 5,449.72, 7,526.82 and 3,678.26

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Solution

The fourth proportional to 5,449.72, 7,526.82 and 3,678.26 is: 5,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.72 : 7,526.82 = 3,678.26 : x
  2. Step 2: Convert to fraction form
    5,449.72/7,526.82 = 3,678.26/x
  3. Step 3: Cross multiply
    5,449.72x = 7,526.82 × 3,678.26
  4. Step 4: Simplify right side
    5,449.72x = 27,685,600.93
  5. Step 5: Solve for x
    x = 27,685,600.93/5,449.72
  6. Step 6: Final answer
    x = 5,080.19

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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.