Home / 5,475.38-7,556.58-3,237.98

Finding the Fourth Proportional to 5,475.38, 7,556.58 and 3,237.98

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Solution

The fourth proportional to 5,475.38, 7,556.58 and 3,237.98 is: 4,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.38 : 7,556.58 = 3,237.98 : x
  2. Step 2: Convert to fraction form
    5,475.38/7,556.58 = 3,237.98/x
  3. Step 3: Cross multiply
    5,475.38x = 7,556.58 × 3,237.98
  4. Step 4: Simplify right side
    5,475.38x = 24,468,054.91
  5. Step 5: Solve for x
    x = 24,468,054.91/5,475.38
  6. Step 6: Final answer
    x = 4,468.74

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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.