Home / 4,634.01-6,392.93-3,142.80

Finding the Fourth Proportional to 4,634.01, 6,392.93 and 3,142.80

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Solution

The fourth proportional to 4,634.01, 6,392.93 and 3,142.80 is: 4,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,634.01 : 6,392.93 = 3,142.80 : x
  2. Step 2: Convert to fraction form
    4,634.01/6,392.93 = 3,142.80/x
  3. Step 3: Cross multiply
    4,634.01x = 6,392.93 × 3,142.80
  4. Step 4: Simplify right side
    4,634.01x = 20,091,684.69
  5. Step 5: Solve for x
    x = 20,091,684.69/4,634.01
  6. Step 6: Final answer
    x = 4,335.70

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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.