Home / 3,369.18-4,654.01-3,054.80

Finding the Fourth Proportional to 3,369.18, 4,654.01 and 3,054.80

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Solution

The fourth proportional to 3,369.18, 4,654.01 and 3,054.80 is: 4,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.18 : 4,654.01 = 3,054.80 : x
  2. Step 2: Convert to fraction form
    3,369.18/4,654.01 = 3,054.80/x
  3. Step 3: Cross multiply
    3,369.18x = 4,654.01 × 3,054.80
  4. Step 4: Simplify right side
    3,369.18x = 14,217,031.20
  5. Step 5: Solve for x
    x = 14,217,031.20/3,369.18
  6. Step 6: Final answer
    x = 4,219.73

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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.