Home / 3,056.13-4,217.67-2,859.30

Finding the Fourth Proportional to 3,056.13, 4,217.67 and 2,859.30

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Solution

The fourth proportional to 3,056.13, 4,217.67 and 2,859.30 is: 3,946.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.13 : 4,217.67 = 2,859.30 : x
  2. Step 2: Convert to fraction form
    3,056.13/4,217.67 = 2,859.30/x
  3. Step 3: Cross multiply
    3,056.13x = 4,217.67 × 2,859.30
  4. Step 4: Simplify right side
    3,056.13x = 12,059,583.83
  5. Step 5: Solve for x
    x = 12,059,583.83/3,056.13
  6. Step 6: Final answer
    x = 3,946.03

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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.