Home / 5,536.68-7,638.97-3,543.77

Finding the Fourth Proportional to 5,536.68, 7,638.97 and 3,543.77

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Solution

The fourth proportional to 5,536.68, 7,638.97 and 3,543.77 is: 4,889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536.68 : 7,638.97 = 3,543.77 : x
  2. Step 2: Convert to fraction form
    5,536.68/7,638.97 = 3,543.77/x
  3. Step 3: Cross multiply
    5,536.68x = 7,638.97 × 3,543.77
  4. Step 4: Simplify right side
    5,536.68x = 27,070,752.72
  5. Step 5: Solve for x
    x = 27,070,752.72/5,536.68
  6. Step 6: Final answer
    x = 4,889.35

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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.