Home / 4,186.02-6,278.26-1,412.44

Finding the Fourth Proportional to 4,186.02, 6,278.26 and 1,412.44

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Solution

The fourth proportional to 4,186.02, 6,278.26 and 1,412.44 is: 2,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.02 : 6,278.26 = 1,412.44 : x
  2. Step 2: Convert to fraction form
    4,186.02/6,278.26 = 1,412.44/x
  3. Step 3: Cross multiply
    4,186.02x = 6,278.26 × 1,412.44
  4. Step 4: Simplify right side
    4,186.02x = 8,867,665.55
  5. Step 5: Solve for x
    x = 8,867,665.55/4,186.02
  6. Step 6: Final answer
    x = 2,118.40

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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.