Home / 4,164.20-6,246.30-4,135.40

Finding the Fourth Proportional to 4,164.20, 6,246.30 and 4,135.40

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Solution

The fourth proportional to 4,164.20, 6,246.30 and 4,135.40 is: 6,203.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.20 : 6,246.30 = 4,135.40 : x
  2. Step 2: Convert to fraction form
    4,164.20/6,246.30 = 4,135.40/x
  3. Step 3: Cross multiply
    4,164.20x = 6,246.30 × 4,135.40
  4. Step 4: Simplify right side
    4,164.20x = 25,830,949.02
  5. Step 5: Solve for x
    x = 25,830,949.02/4,164.20
  6. Step 6: Final answer
    x = 6,203.10

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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.