Home / 5,184.78-7,149.35-3,503.27

Finding the Fourth Proportional to 5,184.78, 7,149.35 and 3,503.27

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Solution

The fourth proportional to 5,184.78, 7,149.35 and 3,503.27 is: 4,830.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.78 : 7,149.35 = 3,503.27 : x
  2. Step 2: Convert to fraction form
    5,184.78/7,149.35 = 3,503.27/x
  3. Step 3: Cross multiply
    5,184.78x = 7,149.35 × 3,503.27
  4. Step 4: Simplify right side
    5,184.78x = 25,046,103.37
  5. Step 5: Solve for x
    x = 25,046,103.37/5,184.78
  6. Step 6: Final answer
    x = 4,830.70

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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.