Home / 4,336.60-6,510.90-2,786.20

Finding the Fourth Proportional to 4,336.60, 6,510.90 and 2,786.20

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Solution

The fourth proportional to 4,336.60, 6,510.90 and 2,786.20 is: 4,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,336.60 : 6,510.90 = 2,786.20 : x
  2. Step 2: Convert to fraction form
    4,336.60/6,510.90 = 2,786.20/x
  3. Step 3: Cross multiply
    4,336.60x = 6,510.90 × 2,786.20
  4. Step 4: Simplify right side
    4,336.60x = 18,140,669.58
  5. Step 5: Solve for x
    x = 18,140,669.58/4,336.60
  6. Step 6: Final answer
    x = 4,183.15

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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.