Home / 3,852.77-5,317.25-2,280.96

Finding the Fourth Proportional to 3,852.77, 5,317.25 and 2,280.96

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Solution

The fourth proportional to 3,852.77, 5,317.25 and 2,280.96 is: 3,147.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.77 : 5,317.25 = 2,280.96 : x
  2. Step 2: Convert to fraction form
    3,852.77/5,317.25 = 2,280.96/x
  3. Step 3: Cross multiply
    3,852.77x = 5,317.25 × 2,280.96
  4. Step 4: Simplify right side
    3,852.77x = 12,128,423.16
  5. Step 5: Solve for x
    x = 12,128,423.16/3,852.77
  6. Step 6: Final answer
    x = 3,147.98

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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.