Home / 4,164.10-6,247.34-1,392.60

Finding the Fourth Proportional to 4,164.10, 6,247.34 and 1,392.60

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Solution

The fourth proportional to 4,164.10, 6,247.34 and 1,392.60 is: 2,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.10 : 6,247.34 = 1,392.60 : x
  2. Step 2: Convert to fraction form
    4,164.10/6,247.34 = 1,392.60/x
  3. Step 3: Cross multiply
    4,164.10x = 6,247.34 × 1,392.60
  4. Step 4: Simplify right side
    4,164.10x = 8,700,045.68
  5. Step 5: Solve for x
    x = 8,700,045.68/4,164.10
  6. Step 6: Final answer
    x = 2,089.30

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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.