Home / 3,910.77-5,864.58-1,411.25

Finding the Fourth Proportional to 3,910.77, 5,864.58 and 1,411.25

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Solution

The fourth proportional to 3,910.77, 5,864.58 and 1,411.25 is: 2,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.77 : 5,864.58 = 1,411.25 : x
  2. Step 2: Convert to fraction form
    3,910.77/5,864.58 = 1,411.25/x
  3. Step 3: Cross multiply
    3,910.77x = 5,864.58 × 1,411.25
  4. Step 4: Simplify right side
    3,910.77x = 8,276,359.20
  5. Step 5: Solve for x
    x = 8,276,359.20/3,910.77
  6. Step 6: Final answer
    x = 2,116.30

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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.