Home / 4,122.47-6,177.92-2,274.45

Finding the Fourth Proportional to 4,122.47, 6,177.92 and 2,274.45

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Solution

The fourth proportional to 4,122.47, 6,177.92 and 2,274.45 is: 3,408.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.47 : 6,177.92 = 2,274.45 : x
  2. Step 2: Convert to fraction form
    4,122.47/6,177.92 = 2,274.45/x
  3. Step 3: Cross multiply
    4,122.47x = 6,177.92 × 2,274.45
  4. Step 4: Simplify right side
    4,122.47x = 14,051,358.77
  5. Step 5: Solve for x
    x = 14,051,358.77/4,122.47
  6. Step 6: Final answer
    x = 3,408.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.