Home / 6,680.21-10,020.90-1,749.85

Finding the Fourth Proportional to 6,680.21, 10,020.90 and 1,749.85

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Solution

The fourth proportional to 6,680.21, 10,020.90 and 1,749.85 is: 2,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.21 : 10,020.90 = 1,749.85 : x
  2. Step 2: Convert to fraction form
    6,680.21/10,020.90 = 1,749.85/x
  3. Step 3: Cross multiply
    6,680.21x = 10,020.90 × 1,749.85
  4. Step 4: Simplify right side
    6,680.21x = 17,535,066.79
  5. Step 5: Solve for x
    x = 17,535,066.79/6,680.21
  6. Step 6: Final answer
    x = 2,624.93

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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.