Home / 4,126.19-6,187.77-1,660.19

Finding the Fourth Proportional to 4,126.19, 6,187.77 and 1,660.19

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Solution

The fourth proportional to 4,126.19, 6,187.77 and 1,660.19 is: 2,489.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.19 : 6,187.77 = 1,660.19 : x
  2. Step 2: Convert to fraction form
    4,126.19/6,187.77 = 1,660.19/x
  3. Step 3: Cross multiply
    4,126.19x = 6,187.77 × 1,660.19
  4. Step 4: Simplify right side
    4,126.19x = 10,272,842.94
  5. Step 5: Solve for x
    x = 10,272,842.94/4,126.19
  6. Step 6: Final answer
    x = 2,489.67

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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.