Home / 3,461.22-4,776.66-2,135.70

Finding the Fourth Proportional to 3,461.22, 4,776.66 and 2,135.70

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Solution

The fourth proportional to 3,461.22, 4,776.66 and 2,135.70 is: 2,947.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.22 : 4,776.66 = 2,135.70 : x
  2. Step 2: Convert to fraction form
    3,461.22/4,776.66 = 2,135.70/x
  3. Step 3: Cross multiply
    3,461.22x = 4,776.66 × 2,135.70
  4. Step 4: Simplify right side
    3,461.22x = 10,201,512.76
  5. Step 5: Solve for x
    x = 10,201,512.76/3,461.22
  6. Step 6: Final answer
    x = 2,947.37

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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.