Home / 4,609.32-6,911.90-1,685.58

Finding the Fourth Proportional to 4,609.32, 6,911.90 and 1,685.58

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Solution

The fourth proportional to 4,609.32, 6,911.90 and 1,685.58 is: 2,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.32 : 6,911.90 = 1,685.58 : x
  2. Step 2: Convert to fraction form
    4,609.32/6,911.90 = 1,685.58/x
  3. Step 3: Cross multiply
    4,609.32x = 6,911.90 × 1,685.58
  4. Step 4: Simplify right side
    4,609.32x = 11,650,560.40
  5. Step 5: Solve for x
    x = 11,650,560.40/4,609.32
  6. Step 6: Final answer
    x = 2,527.61

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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.