Home / 3,156.57-4,735.77-2,606.18

Finding the Fourth Proportional to 3,156.57, 4,735.77 and 2,606.18

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Solution

The fourth proportional to 3,156.57, 4,735.77 and 2,606.18 is: 3,910.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.57 : 4,735.77 = 2,606.18 : x
  2. Step 2: Convert to fraction form
    3,156.57/4,735.77 = 2,606.18/x
  3. Step 3: Cross multiply
    3,156.57x = 4,735.77 × 2,606.18
  4. Step 4: Simplify right side
    3,156.57x = 12,342,235.61
  5. Step 5: Solve for x
    x = 12,342,235.61/3,156.57
  6. Step 6: Final answer
    x = 3,910.01

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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.