Home / 4,637.46-6,914.82-4,122.30

Finding the Fourth Proportional to 4,637.46, 6,914.82 and 4,122.30

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Solution

The fourth proportional to 4,637.46, 6,914.82 and 4,122.30 is: 6,146.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637.46 : 6,914.82 = 4,122.30 : x
  2. Step 2: Convert to fraction form
    4,637.46/6,914.82 = 4,122.30/x
  3. Step 3: Cross multiply
    4,637.46x = 6,914.82 × 4,122.30
  4. Step 4: Simplify right side
    4,637.46x = 28,504,962.49
  5. Step 5: Solve for x
    x = 28,504,962.49/4,637.46
  6. Step 6: Final answer
    x = 6,146.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.