Home / 3,452.81-4,764.70-1,960.69

Finding the Fourth Proportional to 3,452.81, 4,764.70 and 1,960.69

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Solution

The fourth proportional to 3,452.81, 4,764.70 and 1,960.69 is: 2,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.81 : 4,764.70 = 1,960.69 : x
  2. Step 2: Convert to fraction form
    3,452.81/4,764.70 = 1,960.69/x
  3. Step 3: Cross multiply
    3,452.81x = 4,764.70 × 1,960.69
  4. Step 4: Simplify right side
    3,452.81x = 9,342,089.84
  5. Step 5: Solve for x
    x = 9,342,089.84/3,452.81
  6. Step 6: Final answer
    x = 2,705.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.