Home / 4,168.86-6,253.38-1,247.22

Finding the Fourth Proportional to 4,168.86, 6,253.38 and 1,247.22

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Solution

The fourth proportional to 4,168.86, 6,253.38 and 1,247.22 is: 1,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.86 : 6,253.38 = 1,247.22 : x
  2. Step 2: Convert to fraction form
    4,168.86/6,253.38 = 1,247.22/x
  3. Step 3: Cross multiply
    4,168.86x = 6,253.38 × 1,247.22
  4. Step 4: Simplify right side
    4,168.86x = 7,799,340.60
  5. Step 5: Solve for x
    x = 7,799,340.60/4,168.86
  6. Step 6: Final answer
    x = 1,870.86

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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.