Home / 3,461.00-4,778.15-2,285.48

Finding the Fourth Proportional to 3,461.00, 4,778.15 and 2,285.48

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Solution

The fourth proportional to 3,461.00, 4,778.15 and 2,285.48 is: 3,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.00 : 4,778.15 = 2,285.48 : x
  2. Step 2: Convert to fraction form
    3,461.00/4,778.15 = 2,285.48/x
  3. Step 3: Cross multiply
    3,461.00x = 4,778.15 × 2,285.48
  4. Step 4: Simplify right side
    3,461.00x = 10,920,366.78
  5. Step 5: Solve for x
    x = 10,920,366.78/3,461.00
  6. Step 6: Final answer
    x = 3,155.27

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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.