Home / 4,186.56-6,279.90-1,066.57

Finding the Fourth Proportional to 4,186.56, 6,279.90 and 1,066.57

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Solution

The fourth proportional to 4,186.56, 6,279.90 and 1,066.57 is: 1,599.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.56 : 6,279.90 = 1,066.57 : x
  2. Step 2: Convert to fraction form
    4,186.56/6,279.90 = 1,066.57/x
  3. Step 3: Cross multiply
    4,186.56x = 6,279.90 × 1,066.57
  4. Step 4: Simplify right side
    4,186.56x = 6,697,933.24
  5. Step 5: Solve for x
    x = 6,697,933.24/4,186.56
  6. Step 6: Final answer
    x = 1,599.86

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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.